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Wireman
Wireman Set-1
DC Generator
22

DC Generator MCQ with Answers

22) What is the function of interpole in DC machine?

To reduce humming

To improve commutation

To reduce magnetic locking

To reduce vibration

Answer is:

To improve commutation

DC Generator MCQ with Answers

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Related DC Generator MCQ with Answers

23) What is the full form of MNA?

Micro Neutral Axis

Minimum Neutral Axis

Miniature Neutral Axis

Magnetic Neutral Axis

Answer is:

Magnetic Neutral Axis

24) How the compensating winding is connected with the armature of DC machine?

Series

Parallel

Series - Parallel

Between armature and field

Answer is:

Series

25) How the inter poles are connected to the armature of a DC machine

Parallel

Series

Series - Parallel

Between armature and field

Answer is:

Series

26) What is the effect of rough commutation in DC generators?

Heavy sparking in the brushes

Terminal voltage reduces to zero

Voltage drop at brushes increases

Terminal voltage reduces considerably

Answer is:

Heavy sparking in the brushes

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