Govt Exams Mock Test FREE | Online Quiz Competition

Q1. Of the following choices, which best describes or defines BIOMASS?

Massive living things

Inorganic matter that can be converted to fuel

Organic matter that can be converted to fuel

Petroleum

Q2. In a voltage source inverter, the purpose of the diodes across the thyristor is to

Help the commutation of the thyristor.

Feed the energy back from the load to the source under negative conditions.

Protect the thyristors from excessive voltages.

See that excessive current does not pass through the thyristors.

Q3. Corona losses are minimized when

Conductor size is reduced

Smoothness of conductor is reduced

Sharp points are provided in line hardware

Current density in conductor is reduced

Q4. Which of the following is true for the output of the AC voltage controller with respect to input

Voltage remains the same, frequency is changed

Neither voltage nor frequency is changed

Frequency remains the same, voltage is changed

Both voltage and frequency changed

Q5. If the number of turns of a solenoid are doubled, its self inductance will be

same as original

double the original

four times the original

half the original

Q6. Demand factor always

\(> 1\)

\(0\)

\(\leq 1\)

\(\infty\)

Q7. If the time constant of the serie RL circuit with \(R = 250 \:\Omega\) is 1 sec, find the required value of self-inductance.

500 H

50 H

250 H

100 H

Q8. What is the maximum firing angle possible with resistance triggering of SCR?

90°

45°

27°

18°

Q9. In a sequential circuit, the outputs at any instant of time depends

only on the inputs present at that instant of time

on past outputs as well as present inputs

only on the past inputs

only on the past outputs

Q10. What is the consequence of marginally stable systems?

The system will be an overdamped system

It will be a damped system

Purely oscillatory system

Quiz

Year 2023

March
Week # 4 Quiz 2

Q1. Of the following choices, which best describes or defines BIOMASS?

Q2. In a voltage source inverter, the purpose of the diodes across the thyristor is to

Q3. Corona losses are minimized when

Q4. Which of the following is true for the output of the AC voltage controller with respect to input

Q5. If the number of turns of a solenoid are doubled, its self inductance will be

Q6. Demand factor always

Q7. If the time constant of the serie RL circuit with \(R = 250 \:\Omega\) is 1 sec, find the required value of self-inductance.

Q8. What is the maximum firing angle possible with resistance triggering of SCR?

Q9. In a sequential circuit, the outputs at any instant of time depends

Q10. What is the consequence of marginally stable systems?

Quiz

Year 2023

May Week # 2 Expire on 07 Jun 2023

May Week # 3 Expire on 14 Jun 2023

May Week # 4 Expire on 21 Jun 2023

June Week # 1 Expire on 30 Jun 2023

March Week # 4 Quiz 2

Q1. Of the following choices, which best describes or defines BIOMASS?

Q2. In a voltage source inverter, the purpose of the diodes across the thyristor is to

Q3. Corona losses are minimized when

Q4. Which of the following is true for the output of the AC voltage controller with respect to input

Q5. If the number of turns of a solenoid are doubled, its self inductance will be

Q6. Demand factor always

Q7. If the time constant of the serie RL circuit with \(R = 250 \:\Omega\) is 1 sec, find the required value of self-inductance.

Q8. What is the maximum firing angle possible with resistance triggering of SCR?

Q9. In a sequential circuit, the outputs at any instant of time depends

Q10. What is the consequence of marginally stable systems?

Record & Track Your Performance

March
Week # 4 Quiz 2