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ITI
Electrician
Electrician Set-2
Alternator
2

Alternator MCQ with Answers

2) How alternators are rated?

KVA

KW

MW

KV

Answer is:

KVA

Alternator MCQ with Answers

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Related Alternator MCQ with Answers

3) What is the supply frequency of an alternator having 6 poles runs at 1000 rpm?

25 Hz

40 Hz

50 Hz

60 Hz

Answer is:

50 Hz

4) Calculate the speed of an alternator having 2 poles at a frequency of 50 Hz?

1500 rpm

2500 rpm

3000 rpm

6000 rpm

Answer is:

3000 rpm

5) What condition the lamps become dark in dark lamp method of parallel operation of two alternators?

Terminal voltages are e

Voltage and frequency are equal

Voltage and frequency are equal

Frequency are same in both alternator

Answer is:

Voltage and frequency are equal

6) How to compensate de-magnetizing effect due to armature reaction in an alternator?

Reducing the speed of alternator

Reducing field excitation current

Increasing field excitation current

Increasing the speed of alternator

Answer is:

Increasing field excitation current

Alternator MCQ with Answers

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