Q1.The following formula is correct:

1. Load factor = Average load for a period / Peak load for the same period
2. Load factor = Average load for a period x Peak load for the same period
3. Load factor = Average load for a period + Peak load for the same period
4. All of the above

Correct Ans: A

Q2.In a transformer the energy is conveyed from primary to secondary

1. Through cooling coil
2. Through air
3. By the flux
4. None of the above

Correct Ans: C

Q3.Efficiency of a power transformer is of the order of :

1. 100%
2. 98%
3. 50%
4. 25%

Correct Ans: B

Q4.A 100 watt light bulb turned on for 8 hours uses:

1. 800 kWh
2. 0.8 kWh
3. 8 kWh
4. None of the above

Correct Ans: B

Q5.As per Electricity Act, ____________means any line which is used for carrying electricity for any purpose.

1. Electric line
2. Transmission line
3. All of the above
4. None of the above

Correct Ans: A

Q6.The problematic pollutants in emission of coal based generating plants __________.

1. \(SO_2\)
2. \(NO_x\)
3. CO
4. All of the above

Correct Ans: D

Q7.For a 66 kV line having span of 200 meters between towers the approximate sag will be 2 m. If the span is double the sag will be:

1. 1 m
2. 2 m
3. 4m
4. 8m

Correct Ans: D

Q8.A _________ is used to measure the stator % winding temperature of the generator.

1. Thermocouple
2. Pyrometer
3. Resistance thermometer
4. Thermometer

Correct Ans: C

Q9.If 3 MW power is to be transmitted over a distance of 30 km, the desirable transmission voltage will be

1. 11 kV
2. 33 kV
3. 66 kV
4. 132 kV

Correct Ans: B

Q10.Induction cup relay is operated due to changes in

1. Current
2. Voltage
3. Impedance
4. all of above

Correct Ans: D

Q11.A certain transformer has 200 turns in the primary winding, 50 turns in the secondary winding and 120 volts applied to the primary. What is the voltage across the secondary?

1. 30 Volts
2. 480 Volts
3. 120 Volts
4. 60 Volts

Correct Ans: A

Q12.The following is not a Regulatory Commission:

1. BERC
2. GERC
3. CSERC
4. DGVCL

Correct Ans: D

Q13.The registered office of MGVCL is in__________________________.

1. Ahmedabad
2. Valsad
3. Vadodara
4. Godhra

Correct Ans: C

Q14.The following formula is correct:

1. Diversity factor =1 / Coincidence Factor
2. Diversity factor =1 x Coincidence Factor
3. Diversity factor =1 - Coincidence Factor
4. All of the above

Correct Ans: A

Q15.Where is RAM located?

1. Expansion Board
2. External Drive
3. Mother Board
4. All of above

Correct Ans: C

Q16.An _____________is a network of electrical components used to supply, transfer and use electric power:

1. Electric power system
2. Electric power
3. All of the above
4. None of the above

Correct Ans: A

Q17.Which of the following are components of Central Processing Unit (CPU)?

1. Arithmetic logic unit, Mouse
2. Arithmetic logic unit, Control unit
3. Arithmetic logic unit, Integrated Circuits
4. Control Unit, Monitor

Correct Ans: B

Q18.What would happen if a power transformer designed for operation on 50 Hz (frequency) were connected to a 500 Hz (frequency) source of the same voltage:

1. Eddy Current and Hysteresis losses will be excessive
2. Current will be too much high
3. Transformer may start to smoke and burn
4. No effect

Correct Ans: A

Q19.The energy radiated by Sun on a bright Sunny day is approximately:

1. \(700 W/m^2\)
2. \(800 W/m^2\)
3. \(1 kW/m^2\)
4. \(2 kW/m^2\)

Correct Ans: C

Q20.The Central Electricity Regulatory Commission (CERC) is mainly responsible for:

1. Regulating tariffs for generation and inter-state transmission of energy including tariffs
2. Advising the government on tariff policy and promoting competition
3. Efficiency and economy in the electricity industry
4. All of the above

Correct Ans: D

Q21.Earthing switch is used for

1. Measuring of safety voltage
2. Protection of equipment from ground faults
3. Discharging residual energies
4. All of the above

Correct Ans: C

Q22.Which of the following is the product of data processing:

1. Information
2. Data
3. Software programme
4. System

Correct Ans: A

Q23.The Electricity Act is applicable in __________________.

1. All parts of India
2. All parts of India except state of Jammu and Kashmir
3. All the states of India
4. In Gujarat only

Correct Ans: B

Q24.If the height of transmission towers is increased, which of the following parameters is likely to change ?

1. Resistance.
2. Capacitance.
3. Inductance.
4. Impedance.

Correct Ans: B

Q25.About how many times longer would a 10 watt light bulb be able to burn compared to a 100 watt bulb with the same energy?

1. 10 times longer
2. 100 times longer
3. Same time
4. None of the above

Correct Ans: A

Q26.Which of the following is the least expensive protection for over current in low voltage system?

1. Rewireable fuse
2. Isolator
3. Oil Circuit breaker
4. Air break circuit breaker

Correct Ans: A

Q27._______ electric power is the most common method used by electrical grids to transfer power.

1. One-phase
2. Two-phase
3. Three-phase
4. None of the above

Correct Ans: C

Q28.What will happen if the primary of a transformer is connected to D.C. supply?

1. Transformer will operate with low efficiency
2. Transformer will operate with high efficiency
3. No effect
4. Transformer may start to smoke and burn

Correct Ans: D

Q29.The time of closing the cycle, in modern circuit breakers is

1. 0.003 sec
2. 0.001 sec
3. 0.01 sec
4. 0.1 sec

Correct Ans: A

Q30.The main disadvantages of having poor power factors are:

1. High cost of station and distribution equipment
2. Poor voltage regulation
3. High energy loss in conductor
4. All of the above

Correct Ans: D

Q31.Gujarat State Electricity Corp. Ltd. (GSECL) is a __________________ .

1. Transmission Company
2. Distribution Company
3. Regulatory Commission
4. Power Generation Company

Correct Ans: D

Q32.\(SF_6\) gas :

1. Is yellow in colour
2. Is lighter than air
3. Is nontoxic
4. Has pungent smell

Correct Ans: C

Q33.The following is correct :

1. \(P = V \times I\)
2. \(P = I^2 \times R\)
3. \(P = V^2/ R\)
4. All of the above

Correct Ans: D

Q34.For 11 kV line the capacitance per km per phase will be of the order of:

1. 1 Farad
2. 0.1 Farad
3. 0.01 Farad
4. 0.01 microF

Correct Ans: C

Q35.Which unit holds data permanently?

1. Input unit
2. Secondary storage unit
3. Output Unit
4. Primary Memory Unit

Correct Ans: B

Q36.The Minimum Oil Circuit Breaker (MOCB) is named because of :

1. Reduced requirement of oil
2. Reduced requirement of air
3. All of the above
4. None of the above

Correct Ans: A

Q37.Isolator in substation is open under ___________ condition.

1. No load
2. Short circuit
3. Full load
4. None of the above

Correct Ans: A

Q38.Transformer has __________________ .

1. Primary winding and secondary winding
2. Primary winding and Auxiliary winding
3. Auxiliary winding and secondary winding
4. None of the above

Correct Ans: A

Q39.In fuel cell, the _________energy is converted into electrical energy.

1. mechanical
2. chemical
3. heat
4. Sound

Correct Ans: B

Q40.If the displayed system time and date is wrong, you can reset it using :

1. Task bar
2. Menu bar
3. Desk top
4. Control panel

Correct Ans: D

Q41.A relay used for protection of motors against over-load is

1. Impedance relay
2. Electromagnetic attraction type
3. thermal relay
4. Buchholz's relay

Correct Ans: C

Q42.With effect from _______India has adopted a new legislation called the Electricity Act 2003.

1. 2 June 2003
2. 3 June 2003
3. 2 May 2003
4. None of the above

Correct Ans: A

Q43.Capacitance is the ability of a body to store an__________.

1. electrical charge
2. electric current
3. voltage
4. All of the above

Correct Ans: A

Q44.For 11kV line the inductance per km per phase will be of the order of:

1. 1 H
2. 0.1 H
3. 1 mH
4. 0.1 mH

Correct Ans: C

Q45.The SI unit of energy is :

1. Joule
   
2. Newton
3. Coulomb
4. Henry

Correct Ans: A

Q46.A circuit breaker is designed to protect an electrical circuit from damage caused by :

1. Over load
2. Short circuit
3. Over current
4. All of the above

Correct Ans: D

Q47.The number of cycles in which a high speed circuit breaker can complete its operation is

1. 3 to 8
2. 10 to 18
3. 20 to 30
4. 40 to 50

Correct Ans: A

Q48.The rating of fuse wire is always expressed in \(_{-----------}\)

1. ampere hours
2. kWh
3. amperes
4. ampere-volts

Correct Ans: C

Q49.A 17 inch personal computer uses approximately 150 watts in an hour. If you have same computer on for only 4 minutes (for checking e-mail) what would be the power consumption?

1. 0.1 kW
2. 0.04 kW
3. 0.01 kW
4. None of the above

Correct Ans: C

Q50.The UGVCL is operative in the ___________ Gujarat.

1. Northern
2. Southern
3. Central
4. Western

Correct Ans: A

Q51.The kVA rating of Three-phase transformer with Voltage = 200V and Current = 100A will be :

1. 34.64 kVA
2. 75 kVA
3. 20 kVA
4. None of the above

Correct Ans: A

Q52.GUVNL is :

1. Gujarat Urja Vikas Nigam Limited
2. Gujarat Urja Vikas Nikash Limited
3. Gujarat Urja Vyapar Nigam Limited
4. None of the above

Correct Ans: A

Q53.The friction losses in Real Transformers are :

1. 0 \(\%\)
2. 5 \(\%\)
3. 25 \(\%\)
4. 50 \(\%\)

Correct Ans: A

Q54.Transformer core is laminated to _____________ .

1. Reduce hysteresis loss
2. Reduce eddy current losses
3. Reduce copper losses
4. Reduce all above losses

Correct Ans: B

Q55.Step-down transformer converts high voltage and low current into:

1. How voltage and high current
2. High voltage and low current
3. Low voltage and high current
4. None of the above

Correct Ans: C

Q56.The permissible voltage variation in transmission and distribution system is

1. \(\pm 0.1 \%\)
2. \(\pm 1 \%\)
3. \(\pm 10 \%\)
4. \(\pm 25 \%\)

Correct Ans: C

Q57.A Transformer______________.

1. Changes DC to AC
2. Changes AC to DC
3. Steps up or down DC Voltages & Current
4. Steps up or down AC Voltages & Current

Correct Ans: D

Q58.Increasing the number of turns of wire on the secondary of a transformer will

1. Decrease the secondary current
2. Increase the primary current
3. Have no effect on the secondary current
4. Increase the secondary current

Correct Ans: A

Q59.In a transmission line if booster transformers are to be used, preferred location will be

1. At the receiving end
2. At the sending end
3. At the intermediate point
4. Anywhere in the line

Correct Ans: C

Q60.Core type transformers are popular in___________.

1. High voltage applications
2. Low voltage applications
3. All of the above
4. None of the above

Correct Ans: A

Q61.As per Electricity Act, _____________means a process which simultaneously produces two or more forms of useful energy (including electricity).

1. Cogeneration
2. Power generation
3. Captive Power Plant
4. None of the above

Correct Ans: A

Q62.Wave trap is used to trap the waves of

1. Power frequencies
2. Higher frequencies entering generator or transformer units
3. Either of above
4. None of above

Correct Ans: B

Q63.The main objectives in framing tariff are:

1. The consumers must readily understand the tariffs
2. The tariff must be equitable amongst different consumers
3. Tariffs can be modified from time to time
4. All of the above

Correct Ans: D

Q64.In the circuit breaker, the arcing contacts are made of

1. Stainless steel
2. Hard pressed carbon
3. porcelain
4. copper tungsten alloy

Correct Ans: D

Q65.The core construction is like spokes of a wheel in following transformer:

1. Berry Type Transformer
2. Core Type Transformer
3. Shell Type Transformer
4. None of the above

Correct Ans: A

Q66.DGVCL is not distributing electricity in __________ district.

1. Tapi
2. Vadodara
3. Navsari
4. Valsad

Correct Ans: B

Q67.You should choose Sleep option when

1. The computer is tired after working for the whole day.
2. You are leaving for a very short time and want to resume your work shortly.
3. When computer gets hanged frequently. Let it sleep for some time.
4. You finish working and are going to bed.

Correct Ans: B

Q68.Admittance relay is _______ relay.

1. Impedance
2. Directional
3. Non-directional
4. None of the above

Correct Ans: B

Q69.As per Electricity Act,______________ means a person who has been granted a license to undertake trading in electricity under section 12.

1. Electricity trader
2. Electricity supplier
3. All of the above
4. None of the above

Correct Ans: A

Q70.Directional relays are based on flow of

1. Power
2. Current
3. Voltage
4. All of the above

Correct Ans: A

Q71.One kilowatt-hour is?

1. 3.6 mega joules
2. 2.6 mega joules
3. 1.6 mega joules
4. None of the above

Correct Ans: A

Q72.kWh meter is the electric meter that measures the amount of electrical _________ in kWh that was consumed in the house.

1. Energy
2. Current
3. Voltage
4. None of the above

Correct Ans: A

Q73.A Step Up transformer :

1. Steps up the level of Voltage
2. Steps down the level of current
3. Step up the level of Frequency
4. (a) and (b) only

Correct Ans: D

Q74.________are used where it is necessary to control a circuit by a low power signal.

1. Relays
2. Transformer
3. Electric Motor
4. None of the above

Correct Ans: A

Q75.The following is/are the characteristics of \(SF_6\) circuit breakers:

1. It does not need an auxiliary breaking chamber
2. Short break time of 2 to 2.5 cycles
3. All of the above
4. None of the above

Correct Ans: C

Q76.A fuse wire should have

1. Low specific resistance and high melting point
2. Low specific resistance and low melting point
3. High specific resistance and high melting point
4. High specific resistance and low melting point

Correct Ans: D

Q77.For cost & safety, the outdoor substations are installed for voltages above:

1. 11 kV
2. 33 kV
3. 60 kV
4. 110 kV

Correct Ans: B

Q78.The Electricity Act is an Act of _______________of India enacted to transform the power sector in India.

1. The Parliament
2. A State resolution
3. All of the above
4. None of the above

Correct Ans: A

Q79.The process of a computer receiving information from a server via Internet is known as:

1. Uploading
2. Retrieving
3. Downloading
4. All of the above

Correct Ans: C

Q80.Reactance relay is normally preferred for protection against

1. Phase Fault
2. Over voltage Fault
3. Earth Fault
4. None of these

Correct Ans: C

Q81.The voltage of transmission can be regulated by

1. Use of tap changing transformers
2. Switching in shunt capacitors at the receiving end during heavy loads
3. Use of capacitors to neutralize the effect of series reactance
4. Any of the above methods

Correct Ans: D

Q82.Which of the following circuit breakers has high reliability & minimum maintenance?

1. Bulk oil type CB
2. Air blast CB
3. Vacuum CB
4. Sulphur hexafluoride CB

Correct Ans: D

Q83.True value has been 50 whereas measured value is 40 then the percentage error in the reading will be ______.

1. 20%
2. 40%
3. 50%
4. 30%

Correct Ans: A

Q84.The overall efficiency of thermal power plant is equal to

1. Regenerative cycle efficiency
2. Rankine cycle efficiency
3. Carnot cycle efficiency
4. None of the above

Correct Ans: D

Q85.Which of the following is not a part of transformer installation?

1. Conservator
2. Breather
3. Buchholz Relay
4. Exciter

Correct Ans: D

Q86.The consumer of electricity could be :

1. Domestic
2. Agricultural
3. Industrial and Commercial
4. All of the above

Correct Ans: D

Q87.Which of the following does not change in a transformer ?

1. Current
2. Voltage
3. Frequency
4. All of the above

Correct Ans: C

Q88.The main advantage of AC over DC is:

1. Conversion flexibility from one voltage level to other
2. AC can be easily converted into DC by using a rectifier
3. AC is easy to maintain & can be easily distributed at long distances
4. All of the above

Correct Ans: D

Q89.The relay operating speed depends upon

1. The spring tension
2. The rate of flux built up
3. Armature core air gap
4. All of the above

Correct Ans: D

Q90.The arc temperature in Oil Circuit Breaker may reach up to_______.

1. 5,000 K
2. 8,000 K
3. 10,000 K
4. None of the above

Correct Ans: A

Q91.Taskbar is used for

1. Navigation program
2. Switching between program
3. Start a program
4. All of above

Correct Ans: D

Q92.Which of the following 3-phase connection of a transformer causes interference with the neighbouring communication lines:

1. Delta-Star
2. Star-Delta
3. Delta-Delta
4. Star-Star

Correct Ans: D

Q93.The following is a Distribution Company:

1. DERC
2. MGVCL
3. GERC
4. CSERC

Correct Ans: B

Q94.The rating of transformer may be expressed in ____________.

1. kVAR
2. kW
3. kVA
4. Horse power

Correct Ans: C

Q95.The transformer works on the principle of:

1. Mutual induction
2. Mutual capacitance
3. All of the above
4. None of the above

Correct Ans: A

Q96.The load of a consumer is generally measured in terms of :

1. Volts
2. Amperes
3. Ampere hour
4. kW

Correct Ans: D

Q97.In India __________ supply is 415 V supply through 4-wires.

1. Single - phase
2. Three - phase
3. Two-phase
4. None of the above

Correct Ans: B

Q98.The following is a Transmission Company:

1. GERC
2. DGVCL
3. GETCO
4. MGVCL

Correct Ans: C

Q99.Cylindrical type transformer has:

1. Single magnetic circuit
2. Double magnetic circuit
3. All of the above
4. None of the above

Correct Ans: A

Q100.An Auto-transformer (which has only one winding) may be used as a ______ .

1. Both Step-Up and Step-Down transformer
2. Step-Down Transformer
3. Step-Up Transformer
4. None of these

Correct Ans: A

QGL1.સાઠ વર્ષે ઊજવાતો ઉત્સવ'- આ માટે વપરાતો એક શબ્દ જણાવો.

1. રજત મહોત્સવ
2. હીરક મહોત્સવ
3. સુવર્ણ મહોત્સવ
4. અમૃત મહોત્સવ

Correct Ans: B

QGL2.તે પૂરાં ભજિયાં બનાવતાં ય જાણતી નથી. આ વાક્યને સુધારીને સાચો વિકલ્પ આપો.

1. તે ભજિયાં બનાવતાંય પુરું જાણતી નથી.
2. તે પૂરાં ભજિયાં બનાવવાનું ય જાણતી નથી.
3. તે પૂરાં ભજિયાં બનાવતાં ય જાણતી નથી.
4. કોઇ સુધારો નહિ

Correct Ans: A

QGL3.પ્રસાદ: કૃપા : : પ્રાસાદ : ________ અર્થભેદ સ્પષ્ટ કરો.

1. પ્રાસ
2. નૈવેધની પ્રસાદી
3. પ્રસન્નતા
4. મહેલ

Correct Ans: D

QGL4.નીચેનામાંથી ક્યા વિકલ્પમાં વિરુદ્ધાર્થી શબ્દ છે ?

1. બપોર- મધ્યાહ્ન
2. ચડતી-પ્રગતિ
3. સગવડ-સુવિધા
4. ફળદ્રુપ-ઉજ્જડ

Correct Ans: D

QGL5.શિક્ષકે પૂછ્યું, તારે શું જોવે છે? રેખાંકિત ભાગમાં ભૂલ લાગતીહોય તો પ્રથમ ત્રણમાંથી સાચો વિકલ્પ પસંદ કરો અથવા ભૂલ ન હોય તો ચોથો વિકલ્પ આપો.

1. કોઇ ભૂલ નથી
2. જુવે છે
3. જોઇએ છે
4. જોઇએ છીએ

Correct Ans: C

QGL6.પોલીસે ચોરનો હાથ ઝાલ્યો અને તેને હાથકડી પહેરાવી'. આ વાક્ય રચનાનો પ્રકાર જણાવો.

1. સાદું વાક્ય
2. સંયુક્ત વાક્ય
3. સંકુલ વાક્ય
4. પ્રેરક વાક્ય

Correct Ans: B

QGL7.આપેલા વાક્યોમાંથી કઇ રચના ભાવે પ્રકારની છે?

1. તેનાથી બારમાની પરીક્ષા અપાઇ.
2. મારાથી ગીત ગવાયું.
3. મારાથી પત્ર લખાય છે.
4. મારાથી મિત્રને વળગીને ખૂબ રડાયું.

Correct Ans: D

QGL8.અહીં આપેલા વિરુદ્ધાર્થી જોડકાં પૈકી કયું જોડકું અયોગ્ય છે?

1. સાર્થક × નિરર્થક
2. નિવૃત્તિ × સંવૃત્તિ
3. શાશ્વત × ક્ષણિક
4. શિખર × તળેટી

Correct Ans: B

QGL9.આપેલા વાક્યોમાંથી કયું સંકુલ વાક્ય છે તે જણાવો.

1. તેણે ખૂબ મહેનત કરી પણ કામમાં ન આવી.
2. હું જેમ બોલું તેમ બોલ.
3. બોલવું ન હતું એટલે બોલ્યો નહિ.
4. વાંચો અને પાસ થાવ.

Correct Ans: B

QGL10.અહી આપેલા શબ્દોને અર્થપૂર્ણ ક્રમમાં ગોઠવો. (1) દૂધ (2) ઘી (3) ગાય (4) ઘાસ (5) માખણ

1. 5,4,3,2,1
2. 3,4,1,5,2
3. 4,3,5,1,2
4. 4,3,1,2,5

Correct Ans: B

QGK1.Which among the following cities will host the Summer Olympic Games in 2024?

1. Paris
2. New Delhi
3. London
4. Sydeny

Correct Ans: A

QGK2.Who has been appointed as the first Lieutenant Governer of the Union Territory of Ladakh?

1. Radha Krishna Mathur
2. Amit shah
3. Satya Pal Malik
4. Ram Nath Kovind

Correct Ans: A

QGK3.Which state has recently approved the 'Disha Bill 2019' which mandates disposal of cases of atrocities against women within 21 days?

1. West Bengal
2. Punjab
3. Uttar Pradesh
4. Andhra Pradesh

Correct Ans: D

QGK4.What is the full form of TRAI?

1. Telecom Regulatory Authority of India
2. Transmission Regulatory Authority of India
3. Technological Regulatory Authority of India
4. Television Regulatory Authority of India

Correct Ans: A

QGK5.Who is the chairman of \(15^{th}\) Finance Commission of India?

1. Nand Kishor Singh
2. Urjit Patel
3. Arvind Panagariya
4. Rajiv Kumar

Correct Ans: A

QGK6.Which of the following countries partnered with India under IBSA Dialogue Forum?

1. Bangladesh, Singapore and Australia
2. Brunei, Sudan and Armenia
3. Brazil and South Africa
4. Bhutan, Sri Lanka and Afghanistan

Correct Ans: C

QGK7.Which among the following Indian states shares its border with Nepal?

1. Assam
2. Uttarakhand
3. Arunachal Pradesh
4. Himachal Pradesh

Correct Ans: B

QGK8.When was the Poona Pact signed by B.R.Ambedkar?

1. 1940
2. 1945
3. 1947
4. 1932

Correct Ans: D

QGK9.AIDS is an acronym of _____________

1. Acquired Integrated Deficiency Syndrome
2. Acquired Inoculation Deficiency Syndrome
3. Acquired Immune Deficiency Syndrome
4. Acquired Influenza Deficiency Syndrom

Correct Ans: C

QGK10.Lignite is an example of which type of rock?

1. Plutonic Rock
2. Sedimentary Rock
3. Metamorphic Rock
4. Volcanic Rock

Correct Ans: B

QEK1.Replace the underlined phrase grammatically with the help of the given options. If the given sentence is correct then select the option 'The given sentence is correct'.

The conference \(\mathbf{\underline{was\: prolongs\: because\: they \:were}}\) waiting for their chief guest to arrive

1. The given sentence is correct
2. was prolonged because they were
3. was prolonged since they will
4. was prolonged because they was

Correct Ans: B

QEK2.Fill the blanks with suitable Article from the given alternatives.

Oncologists are doctors who specialize in treating _________ cancer.

1. the
2. No article
3. an
4. a

Correct Ans: B

QEK3.Choose the word which best expresses the similar meaning of the given word "INEPT".

1. Expert
2. Artless
3. Lucid
4. Able

Correct Ans: B

QEK4.Rearrange the following to form a meaningful sentence and find the most logical order from the given options.

P: as an environmental scourge that killed

Q: in 2017, air pollution should be

R: an estimated 1.24 million people in India

S: among the highest policy priorities

1. PSRQ
2. PRQS
3. PRSQ
4. PQRS

Correct Ans: B

QEK5.Fill in the blanks with suitable Preposition from the given alternatives.

My friend is afraid ______ animals.

1. beneath
2. above
3. in
4. of

Correct Ans: D

QEK6.Choose the best option from the given alternatives which can be substituted for the given word/sentence.

A place for clothes

1. Oasis
2. Wardrobe
3. Corridor
4. Abattoir

Correct Ans: B

QEK7.Find the word which is correctly spelt from the given options.

1. Beautifully
2. Encaptulate
3. Contagiuous
4. Detorioration

Correct Ans: A

QEK8.Find the word which is correctly spelt from the given options.

1. Enacttment
2. Consistancy
3. Abandoned
4. Benavolent

Correct Ans: C

QEK9.In the following question, one part of the sentence may have an error. Find out which part of the sentence has an error and select the option corresponding to it. If the sentence contains no error, Select "No error" option. (Avoid punctuation errors)

(A) How long have / (B) you been working / (C) on this company?/ (D) NO ERROR

1. A
2. D
3. B
4. C

Correct Ans: D

QEK10.Choose the word which expresses nearly the opposite meaning of the given word "TURMOIL".

1. Disorder
2. Calm
3. Disturbance
4. Bustle

Correct Ans: B

QEE1.A step down DC chopper has input voltage of 200 V with 10 Ω load resistor connected, voltage drop across chopper is 2 V when it is ON. For a duty cycle of 0.6, calculate the average value of output voltage.

1. 131 V
2. 154 V
3. 118.8 V
4. 121.2 V

Correct Ans: C

QEE2.If the severity of single line-to-ground fault at the terminals of an unloded star connected synchronous generator is greater than that of 3-phase faults, then _______ where, \(X_1\) is the positive sequence reactance of the generator, \(X_{g0}\) is the zero sequence reactance of the generator and \(X_n\) is the neutral reactance.

1. \(X_n=\frac{1}{3}(X_1-X_{g0})\)
2. \(X_n<\frac{1}{3}(X_1-X_{g0})\)
3. \(X_n=3(X_1-X_{g0})\)
4. \(X_n>\frac{1}{3}(X_1-X_{g0})\)

Correct Ans: B

QEE3.Hay's bridge is suitable for the measurment of ________ .

1. capacitance with low dissipating factors
2. capacitance with high dissipating factors
3. inductance with \(Q<10\)
4. indutance with \(Q>10\)

Correct Ans: D

QEE4.The value of \(\int_{0}^{2+i} Z^{-2}dz\) along the line \(y=\frac{x}{2}\) is equal to _________.

1. \(\frac{5}{2}(2-i)\)
2. \(\frac{5}{3}(2-i)\)
3. \(\frac{5}{3}(2i+1)\)
4. \(\frac{5}{3}(2+i)\)

Correct Ans: B

QEE05.The condition for symmetry of impulse response of M-point linear phase FIR system, when \(h(n)\) is non-zero for \(0 \le n \le M-1,\) is ________.

1. \(h(n) = h(M-1)\)
2. \(h(n) = h(M+1+n)\)
3. \(h(n) = h(M-n)\)
4. \(h(n) = h(M-1-n)\)

Correct Ans: D

QEE6.Two identical coaxial circular coils carry the same current 'I', but in opposite directions. The magnitude of the magnetic field 'B' at a point on the axis midway between the coils is _____ .

1. twice that produced by one coil
2. Zero
3. half that produced by one coil
4. same as that produced by one coil

Correct Ans: B

QEE7.A 250 V DC shunt motor takes 41 A at full load. The resistance of motor armature and shunt field winding are 0.1 Ω and 250 Ω respectively. Calculate the back emf on full load.

1. \(E_b\)= 254 V
2. \(E_b\)= 250 V
3. \(E_b\)= 125 V
4. \(E_b\)= 246 V

Correct Ans: D

QEE8.The input voltage applied to a \(1\:k\Omega\) resistance in order that a current of 100 mA may flow is:

1. 0.1 V
2. 100 V
3. 1 V
4. 10 V

Correct Ans: B

QEE9.Two inductively coupled coils have self inductance \(L_1=50\: mH\) and \(L_2= 200 \:mH\). The maximum possible mutual inductance between the coils is _______ .

1. 100 mH
2. 250 mH
3. 150 mH
4. 200 mH

Correct Ans: A

QEE10.A unity feedback control system has an open loop transfer function

\(G(s)=\frac{K}{s(s+1)(s+2)(s+3)}\)


The centroid of the asymptotes in root-locus will be ________.

1. \(-1\)
2. \(-1.5\)
3. \(0\)
4. \(2\)

Correct Ans: B

QEE11.In power system load flow studies, the quantities specified at a slack bus are _______ and _______ .

1. V and \(\delta\)
2. P and \(\delta\)
3. P and Q
4. P and V

Correct Ans: A

QEE12.If the field of the synchronous motor is over excited, the power factor will be _______ .

1. Unity
2. Zero
3. Lagging
4. Leading

Correct Ans: D

QEE13.The Fourier series for the function \(f(x)=x(\pi -x)\:in \: 0\le x \le \pi \:is\: f(x)=\frac{\pi^2}{6}-4 \Big [\frac{\cos 2x}{2^2}+\frac{\cos 4x}{4^2}+... \Big ]\) Then \(\frac{1}{1^4}+\frac{1}{2^4}+\frac{1}{3^4}+\frac{1}{4^4}+...\infty \:\:is\) ___________.

1. \(\frac{\pi^2}{6}\)
2. \(\frac{\pi^4}{90}\)
3. \(\frac{\pi^2}{12}\)
4. \(\frac{\pi}{8}\)

Correct Ans: B

QEE14.For the closed-loop second order system with PI controller shown in Fig., the steady state error for unit ramp input is given by:

1. \(e_{SS}=\frac{2\zeta}{\omega_n}\)
2. \(0\)
3. \(e_{SS}=\frac{\zeta}{\omega_n}\)
4. \(e_{SS}=2\zeta \omega_n\)

Correct Ans: B

QEE15.The value of \(\iint r^3drd\theta\) over the area between \(r=2\sin\theta\) and \(r=4\sin\theta\) is equal to __________.

1. \(\frac{45}{2}\)
2. \(\frac{\pi}{2}\)
3. \(\frac{45\pi}{2}\)
4. \(\frac{43\pi}{2}\)

Correct Ans: C

QEE16.The open loop transfer function of unity feedback control system is:


\(G(s)=\frac{K}{s(s+a)(s+b)},\: 0 < a \le b\). The system is stable if

1. \(0 < K < ab(a+b)\)
2. \(0 < K < \frac{a(a+b)}{b}\)
3. \(0 < K < \frac{(a+b)}{ab}\)
4. \(0 < K < \frac{ab}{(a+b)}\)

Correct Ans: A

QEE17.The emf generated by a DC generator running at 600 rpm is 400 V. What should be the speed of rotation if the induced emf is 500 V? Assume the flux to be constant.

1. 600 rpm
2. 750 rpm
3. 330 rpm
4. 480 rpm

Correct Ans: B

QEE18.Determine the constant 'C' such that the vector \(\vec F=(x+5y)\hat a_x+(y-3x)\hat a_y+(x+cz)\hat a_z\) will be Solenoidal.

1. c = 1
2. c = -1
3. c = 2
4. c = -2

Correct Ans: D

QEE19.The output Y of the logic circuit shown in Fig. is _______ .

1. \(Y=A\)
2. \(Y=\overline{A}\)
3. \(Y=1\)
4. \(Y=0\)

Correct Ans: C

QEE20.A resistor of 50 \(\Omega\), an inductor of 0.02 H and a capacitor of 5 \(\mu F\) are connected in series. The power factor at resonance is __________ .

1. zero
2. 0.8 leading
3. unity
4. 0.8 lagging

Correct Ans: C

QEE21.If 'f' is the supply frequency, then in a 3-phase full converter, the output voltage pulsates at a frequency equal to _______.

1. 6f
2. 2f
3. 3f
4. f

Correct Ans: A

QEE22.The per unit impedance of a generator on a 60 MVA, 20 kV base is j0.09 p.u. The per unit impedance to a 100 MVA, 20 kV base will be ______ .

1. j 0.54 p.u.
2. j 1.5 p.u.
3. j 0.15 p.u.
4. j 0.054 p.u.

Correct Ans: C

QEE23.In the inverting amplifier circuit shown in Fig., \(R_1 = 1 k\Omega\) and \(R_f = 3 k\Omega\). Determine the output voltage \(V_o\) when the input voltage is \(V_{in} = 1 V\).

1. \(V_o = 3 \:V\)
2. \(V_o = 1.5 \:V\)
3. \(V_o = - 1.5 \:V\)
4. \(V_o = -3 \:V\)

Correct Ans: D

QEE24.\(x\:\xrightarrow{lim}\:0^+ \frac{\log{x}}{\cot x}\) =

1. 2
2. 1
3. 0
4. -1

Correct Ans: C

QEE25.There charges q, -q and q are situated at the vertices of an equilateral triangle of side 'a' as shown in Fig. Find the field at the centroid of the triangle.

1. \(E=\frac{3}{2}(\frac{q}{\pi \varepsilon a^2})\)
2. \(E=\frac{1}{2}(\frac{q}{\pi \varepsilon a^2})\)
3. \(E=\frac{3}{4}(\frac{q}{\pi \varepsilon a^3})\)
4. \(E=\frac{1}{3}(\frac{q}{\pi \varepsilon a})\)

Correct Ans: A

QEE26.If 'Pm' is the gross mechanical power developed, 'Pcu' is the rotor copper loss and 's' is the slip of induction motor, then the ratio of rotor copper loss to the gross mechanical power developed is ________ .

1. \(\frac{P_{cu}}{P_m}=s\)
2. \(\frac{P_{cu}}{P_m}=1-s\)
3. \(\frac{P_{cu}}{P_m}=\frac{1-s}{s}\)
4. \(\frac{P_{cu}}{P_m}=\frac{s}{1-s}\)

Correct Ans: D

QEE27.In the toggle mode, a JK flip-flop has ______ .

1. J = 0 and K = 1
2. J = 1 and K = 0
3. J = 1 and K = 1
4. J = 0 and K = 0

Correct Ans: C

QEE28.A 3-PHASE inverter delivers power to a resistive load from a DC source \('V_s'\). For star connected load of \(R' \Omega\) per phase, the RMS value of load current \((I_{or})\) for 120 degree conduction mode is ______ .

1. \(I_{or}=\frac{1}{\sqrt2}(\frac{V_s}{R})\)
2. \(I_{or}=\frac{\sqrt3}{2}(\frac{V_s}{R})\)
3. \(I_{or}=\frac{1}{\sqrt3}(\frac{V_s}{R})\)
4. \(I_{or}=\frac{1}{\sqrt6}(\frac{V_s}{R})\)

Correct Ans: D

QEE29.The solution of \((D^2-7DD^{'}+6D^{'2})z=0\) is _______. [Where \(D=\frac{∂}{∂x}\) & \(D^{'}=\frac{∂}{∂y}\)]

1. \(z=f_1(y+x)+f_2(y+6x)\)
2. \(z=f_1(y+x)+f_2(y-6x)\)
3. \(z=f_1(y-x)+f_2(y+6x)\)
4. \(z=f_1(y-x)+f_2(y-6x)\)

Correct Ans: A

QEE30.When the load impedance is equal to the characteristic impedance of the transmission lines, then the reflection coefficient and standing wave ratio are, respectively _____ .

1. 0 and 1
2. 0 and 0
3. 1 and 1
4. 1 and 0

Correct Ans: A

QEE31.The equivalent circuit representation for the electrical circuit shown in Fig. is

1. 
2. 
3. 
4. 

Correct Ans: D

QEE32.What is the fundamental period \(T_o\) of the signal \(x(t) = 2 \cos(\frac{t}{4})?\)

1. \(T_o=6\pi\)
2. \(T_o=10\pi\)
3. \(T_o=4\pi\)
4. \(T_o=8\pi\)

Correct Ans: D

QEE33.For 'n' on-cycles and 'm' off-cycle of single phase AC voltage controller, the input power factor is _______ .

1. \(\sqrt \frac{n}{n+m}\)
2. \(\sqrt \frac{m}{n}\)
3. \(\sqrt \frac{n}{m}\)
4. \(\sqrt {nm}\)

Correct Ans: A

QEE34.A transformer has equivalent resistance referred to secondary R02 and reactance referred to secondary X02. The regulation will be zero when the phase angle is ____ .

1. \(\phi=\tan^{-1}(\frac{R_{02}}{X_{02}})
   \)
2. \(\phi=\tan^{-1}(\sqrt\frac{R_{02}}{X_{02}})
   \)
3. \(\phi=\tan^{-1}(\frac{X_{02}}{R_{02}})
   \)
4. \(\phi=\tan^{-1}(\sqrt\frac{X_{02}}{R_{02}})
   \)

Correct Ans: A

QEE35. What capacitance must be connected in series with a \(30\:\mu F\) capacitor for the equivalent capacitance to be \(10\:\mu F\)?

1. \(10\mu F\)
2. \(20\mu F\)
3. \(5\mu F\)
4. \(15\mu F\)

Correct Ans: D

QEE36.An induction motor has a short-circuit current equal to five times the full-load current and full load slip is 4%. If the motor is started by a direct-on-line starter, then the ratio of the starting torque '\(T_{st}\)' to the full load torque '\(T_{fl}\)' is given by _______ .

1. \(\frac{T_{st}}{T_{fl}}=1\)
2. \(\frac{T_{st}}{T_{fl}}=0.04\)
3. \(\frac{T_{st}}{T_{fl}}=4\)
4. \(\frac{T_{st}}{T_{fl}}=1.25\)

Correct Ans: A

QEE37.A fixed resistor of suitable value is usually across a thermistor to ______ .

1. improve its linearity
2. decrease its resistance
3. increase its sensitivity
4. compensate its self-heating effect

Correct Ans: A

QEE38.The minimum number of 2-input NAND gates required to implement a 2-input XOR gate is _____ .

1. 4
2. 2
3. 3
4. 5

Correct Ans: A

QEE39.Determine the closed loop transfer function \(\frac{C(s)}{R(s)}\) for the block diagram shown in Fig.

1. \(\frac{C(s)}{R(s)}=\frac{G_1}{1+G_1H_1+G_1H_2}\)
2. \(\frac{C(s)}{R(s)}=\frac{G_1}{1-G_1H_1-G_1H_1H_2}\)
3. \(\frac{C(s)}{R(s)}=\frac{G_1}{1-G_1H_1+G_1H_2}\)
4. \(\frac{C(s)}{R(s)}=\frac{G_1}{1+G_1H_1+G_1H_1H_2}\)

Correct Ans: C

QEE40.For the Circuit shown in Fig., find the value of resistor \(R_X\) such that the total power dissipated in the circuit is 2.5 kW.

1. 38 \(\Omega \)
2. 12 \(\Omega \)
3. 19 \(\Omega \)
4. 21 \(\Omega \)

Correct Ans: A

QEE41.A single phase transformer is connected to a 800 V supply. The voltage/turn of the transformer is 8 V. The secondary voltage of the transformer is found to be 400 V. Determine the number of primary and secondary winding turns.

1. N1= 800 turns and N2 = 30 turns
2. N1 = 75 turns and N2 = 25 turns
3. N1 =100 turns and N2 = 50 turns
4. N1 =125 turns and N2 = 65 turns

Correct Ans: C

QEE42.Consider an analog signal \(x(t) = 5 \sin(6000\pi t)+10 \cos(12000 \pi t)\). What is the Nyquist rate for this signal?

1. 24000 Hz
2. 12000 Hz
3. 18000 Hz
4. 6000 Hz

Correct Ans: B

QEE43.Which of the following multirange voltmeters has high and constant input impedance?

1. Electronic Voltmeter
2. Moving Iron Voltmeter
3. Dynamometer Type Voltmeter
4. PMMC Voltmeter

Correct Ans: A

QEE44.Which one of the following network gets affected by the method of neutral grounding?

1. Positive sequence network
2. Negative sequence network
3. Zero sequence network
4. Both Positive and Negative sequence network

Correct Ans: C

QEE45.A 6-Pole, 3-phase induction motor operates from a supply whose frequency is 50Hz. Calculate the speed of the rotor when the slip is s=4%.

1. 960 rpm
2. 1000 rpm
3. 1500 rm
4. 980 rpm

Correct Ans: A

QEE46.Three loads, each of resistance 50 \(\Omega\) are connected in delta to a 400 V, 3-phase supply. Determine the phase voltage and the phase current.

1. 400 V, 8 A
2. 230 V, 8 A
3. 400 V, 14 A
4. 230 V, 14 A

Correct Ans: A

QEE47.If \(u(t-a)\) is a unit step function, then \(L\lbrace u(t-a)\rbrace=\)

1. \(\frac {e^{-as}}{s}\)
2. \(\frac {e^{as}}{s}\)
3. \(\frac {e^{-as}}{s^2}\)
4. \(\frac {e^{as}}{s^2}\)

Correct Ans: A

QEE48.If the time constant of the serie RL circuit with \(R = 250 \:\Omega\) is 1 sec, find the required value of self-inductance.

1. 500 H
2. 50 H
3. 250 H
4. 100 H

Correct Ans: C

QEE49.The state variable description of an LTI system is given by


\( \begin{bmatrix}\dot {x_1} \\ \dot {x_2} \\\dot {x_3} \end{bmatrix} = \begin{bmatrix}0 & a_1 & 0\\ 0 & 0 &a_2 \\ a_3 & 0 & 0 \end{bmatrix} \begin{bmatrix} x_1 \\ x_2 \\ x_3 \end{bmatrix} +\begin{bmatrix} 0 \\ 0 \\ 1 \end{bmatrix} u\)


\(y=\begin{bmatrix}1 & 0 & 0 \end{bmatrix} \begin{bmatrix} x_1 \\ x_2 \\ x_3 \end{bmatrix}\)


The system is controllable for _______________.

1. \(a_1 \ne0,a_2\ne 0,a_3=0\)
2. \(a_1 \ne0,a_2 = 0,a_3\ne 0\)
3. \(a_1 =0,a_2 \ne 0,a_3\ne 0\)
4. \(a_1 =0,a_2 \ne 0,a_3= 0\)

Correct Ans: A

QEE50.What is the equivalent inertia constant, if two machines having constants H1 and H2 are swinging coherently?

1. \(H_{eq} = H_1 - H_2\)
2. \(H_{eq} = \frac{H_1 \: H_2}{H_1 - H_2}\)
3. \(H_{eq} = H_1 + H_2\)
4. \(H_{eq} = \frac{H_1 \: H_2}{H_1 + H_2}\)

Correct Ans: C

QEE51.The sum of squares of the Eigen values of the matrix A = \(\begin{bmatrix}1&0&0 \\3&-1&0 \\ 2 &4&3 \end{bmatrix}\) is equal to ________.

1. 3
2. 11
3. 9
4. 5

Correct Ans: B

QEE52.The solution of the differental equation \(y^{"}+y=0\) satisfying the conditions \(y(0)=1\) & \(y(\frac{\pi}{2})=2\), is _______.

1. \(\cos x+2\sin x\)
2. \(e^x+2e^x\)
3. \(e^x(A+Bx)\)
4. None of the above

Correct Ans: A

QEE53.Which of the following is a current controlled device with bidirectional curent capability?

1. MOSFET
2. TRIAC
3. BJT
4. SCR

Correct Ans: B

QEE54.The phase voltage of a delta-connected three phase system with balanced loads is 240 V. The line voltage is:

1. 240 V
2. 139 V
3. 320 V
4. 415 V

Correct Ans: A

QEE55.The Norton's equivalent circuit for the circuit shown in Fig. is _______ .

1. 
2. 
3. 
4. 

Correct Ans: B

QEE56.The Fourier Cosine Transform of the function \(F(x)=\left\{
\begin{array}{rl}
1, & \mbox{|x|$\lt $ $a$}\\
0, & \mbox{|x|>$a$}
\end{array}
\right.\)

1. \(\sqrt{\frac{2}{\pi}}\frac{\sin as}{s}\)
2. \(\sqrt{\frac{1}{\pi}}\frac{\cos as}{s}\)
3. \(\sqrt{\frac{1}{\pi}}\frac{\sin as}{s}\)
4. \(\frac{1}{\sqrt{2\pi}}\frac{\cos as}{s}\)

Correct Ans: A

QEE57.A 500 KVA transformer with 5% reactance on its own rated kVA base will have a reactance of 10% at _____ .

1. 1500 kVA base
2. 2500 kVA base
3. 1000 kVA base
4. 500 kVA

Correct Ans: C

QEE58.If \(u=\frac{x^3 y^3 z^3}{x^3+ y^3+ z^3}\),then \(x\frac{\partial u}{\partial x}+y\frac{\partial u}{\partial y}+z\frac{\partial u}{\partial z}\)

1. 6\(u\)
2. 9\(u\)
3. 0
4. 3\(u\)

Correct Ans: A

QEE59. What is the flux density in a magnetic field of cross-sectional area 20 \(cm^2\) having a flux of 3 mWb?

1. 3 T
2. 6.5 T
3. 4.25 T
4. 1.5 T

Correct Ans: D

QEE60.A separately excited DC generator has induced emf of 250 V and a full load terminal voltage of 240 V. If the value of armature resistance is 0.1 \(\Omega\) ,find the output of the generator.

1. 26 kW
2. 25 kW
3. 24 kW
4. 28 kW

Correct Ans: C

QCK1.Identify whether the following statements are True or False with respect to Multithreading in Operating System:
Statement A: Single threaded process can run only on one processor regardless of how many processors are available.
Statement B: Multi-threading on a multiple CPU machine increases parallelism.

1. Statement A is False and Statement B is True
2. Both Statement A & Statement B are True
3. Both Statement A & Statement B are False
4. Statement A is True and Statement B is False

Correct Ans: B

QCK2.Identify which is not a type of SAN protocol?

1. Internet Small Computer System Interface (iSCSI)
2. Fibre Channel Protocol (FCP)
3. Fibre Channel over Ethernet (FCoE)
4. Network File System (NFS)

Correct Ans: D

QCK3.________________ is an act of sending Unsolicited Bulk E-mails (UBI) which one has not asked for.

1. Ads in websites
2. E-mail spamming
3. Vitus
4. Marketing mails

Correct Ans: B

QCK4.AGP, AMR, CNR, PCI are some of the slots in Motherboard. Identify the usage of these slots:

1. Inductor
2. RAM slot
3. Expansion slot
4. CPU slot

Correct Ans: C

QCK5.Identify the shortcut key in MS Word for indenting text.

1. Ctrl +J
2. Ctrl + K
3. Ctrl + I
4. Ctrl + M

Correct Ans: D

QCK6._______________ is the portion of virtual memory that is on the hard disk, used when RAM is full.

1. Additional space
2. Free space
3. Swap space
4. Empty space

Correct Ans: C

QCK7.______________ is the geometric representation of all the nodes in a network.

1. Logical topology
2. Physical topology
3. Bus Topology
4. Mesh Topology

Correct Ans: B

QCK8.The operating system maintains a _________________ for every process and a list of free memory blocks along with segment numbers, their size and corresponding memory locations in main memory.

1. page map table
2. page number
3. segment map table
4. offset

Correct Ans: C

QCK9._______________ particularly infects the executable files; the files with .com or .exe extensions. The virus becomes active when the infected file is executed.

1. Computer Worm
2. File Infector Virus
3. Multipartite Virus
4. Boot Virus

Correct Ans: B

QCK10.What will the shortcut key Ctrl + 9 will do in MsExcel?

1. Its use is to show (unhide) the hidden rows.
2. Its use is to hide the selected rows in the worksheet
3. It is used to hide the selected columns.
4. Its use is to put the strikethrough to all selected cells.

Correct Ans: B