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ITI
Electrician
Electrician Set-2
Alternator
1

Alternator MCQ with Answers

1) Which rule is used to find the direction of induced emf in an alternator?

Cork screw rule

Right hand palm rule

Fleming's left hand rule

Fleming's right hand rule

Answer is:

Fleming's right hand rule

Explanation:

.

Alternator MCQ with Answers

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Related Alternator MCQ with Answers

2) How alternators are rated?

KVA

KW

MW

KV

Answer is:

KVA

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

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