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ITI
Electrician
Electrician Set-2
Inverter and UPS
17

Inverter and UPS MCQ with Answers

17) Which transformer is used in servo voltage stabilizer?

Step up transformer

Step down transformer

Torodial autotransformer

Constant voltage transformer

Answer is:

Torodial autotransformer

Inverter and UPS MCQ with Answers

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Related Inverter and UPS MCQ with Answers

18) Which instrument is used to check short circuit faults in electronic circuit in voltage stabilizer?

Ammeter

Voltmeter

Ohmmeter

Multimeter

Answer is:

Multimeter

Which instrument is used to check short circuit faults in electronic circuit in voltage stabilizer?

19) What are the important stages in a simple inverter?

Oscillator and rectifier stages

llator and amplifier stages

Amplifier and transformer output stages

Oscillator, amplifier and transformer output stages

Answer is:

Oscillator, amplifier and transformer output stages

20) Where square wave inverters are used?

Computers

TV receiver

DVD players

General lighting

Answer is:

General lighting

21) How the backup time of UPS can be increased?

Increase the VA rating of UPS

Increase the AH capacity of battery

Decrease the AH capacity of battery

Maintain battery terminal voltage always 90% of rating

Answer is:

Increase the AH capacity of battery

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