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Wireman
Wireman Set-1
DC Generator
36

DC Generator MCQ with Answers

36) What is the cause for the fault, that brush makes chattering noise?

Over loading

Insufficient brush tension

Excessive brush pressure

Insufficient brush spring pressure

Answer is:

Insufficient brush tension

DC Generator MCQ with Answers

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Related DC Generator MCQ with Answers

37) What is the cause for the fault that bearing over heating in DC generator?

Unbalanced armature

Foreign material in air gap

More current in armature

Incorrect grade of bearing grease

Answer is:

Incorrect grade of bearing grease

38) What is the cause for the fault that heavy sparking in light loads in DC generator?

Oily commutator surface

Defective alignment

Defective bearing

Wrong alignment

Answer is:

Wrong alignment

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