Principle Operation of DC Generator - MCQs with Answers

Principle Operation of DC Generator - MCQs with Answers


Q1. To have an induced emf in the d.c. generator, there should be relative motion between the conductor and flux. The plane of rotation and plane of flux

a. Should be parallel to each other
b. Should not be parallel to each other
c. Both (a) & (b)
d. None of these

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ANSWER: b. Should not be parallel to each other



Q2. To have d.c. voltage, a device is used in a d.c. generator to convert alternating emf to unidirectional emf. This device is called

a. Armature
b. Commutator
c. Brushes
d. All of these

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ANSWER: b. Commutator


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