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MCQ
BASIC ELECTRONICS
CONTROL SYSTEM ENGINEERING
DIGITAL ELECTRONICS
ELECTRICAL CIRCUIT ANALYSIS
ELECTRICAL ENERGY CONSERVATION AND AUDITING
ELECTRICAL ENGINEERING MATERIALS
ELECTRICAL MACHINES
ELECTRICAL WIRING
ELECTROMAGNETICS
MEASUREMENT & INSTRUMENTATION
MICROPROCESSOR AND MICROCONTROLLER INTERFACING
POWER ELECTRONICS & DRIVES
POWER SYSTEM
SIGNALS & SYSTEMS
UTILIZATION OF ELECTRICAL ENERGY
POWER SYSTEM
Q1.
Corona results in
better regulation
radio interference
power factor improvement
none of the above
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Solution
Q2.
In a three phase unbalanced, four wire star connected system, the current in the neutral wire is given as
zero
vector sum of the currents in the three lines
\(\sqrt{3}\) times the current in each phase
three time the current in individual phase
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Solution
Q3.
In a power system reactive power is necessary
for power transmission
for stabilizing voltage level
for stabilizing frequency
for counter acting the effect of reactance in the transmission system
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Solution
Q4.
What is Marshalling Kiosk in power transformer ?
It provides alarms, trip information, controls & indications from main transformer
it is the base on which the transformer rail is provided to place the transformer
It is the device for protection
none
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Solution
Q5.
When the power is to be transmitted over a distance of 500 km, the transmission voltage should be in the range
33 kV-66 KV
66 kV-110 kV
110 KV-150 KV
150 KV-220 kV
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Solution
Q6.
The total installed solar generation capacity in India at present is of the order of
10 GW
20 GW
30 GW
50 GW
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Solution
Q7.
What is the approximate installed generating capacity of Gujarat ?
15000 MW
10000 MW
20000MW
30000MW
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Solution
Q8.
Of the following choices, which best describes or defines geothermal energy ?
Heat energy from volcanic eruptions
Heat energy from hot Springs
Heat energy from inside the earth
Heat energy from rocks on earth’s surface
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Solution
Q9.
In distribution transformer efficiency is measured on the basis of
Energy
Power
Current
Voltage
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Solution
Q10.
Which of the following is not a function of the State Load Dispatch Center
Ensure quality power at rated voltage and frequency
Economical scheduling and dispatching of power produced by independent power projects
Formulating efficient tariff structures
Immediate restoration of power system after disturbance
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Solution
1
2
3
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