In a commutator - Practice (English) | ObjectiveMcq

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In a commutator - Practice (English) | ObjectiveMcq

PracticeElectrical And ElectronicsDC GeneratorIn a commutator...

DC Generator Electrical And ElectronicsEasy

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In a commutator

Correct Answer:

(C) mica is harder than copper

Explanation:

mica is harder than copper

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