DC Generators MCQ - Electrician (Set-1) with Answers

DC Generators MCQ - Electrician (Set-1) with Answers

76) One of the main reasons for NOT building up the voltage in D.C. generator is :

Answer is:

the field circuit resistance is more than field critical resistance

77) The rough commutation of the D.C. generator armature can be reduced by :

Answer is:

providing inter poles between the main poles

78) What is normally used to convert the alternating voltage produced by rotating a coil in a magnetic field into a direct voltage ?

Answer is:

Commutator

79) In DC generator, the commutator is made up of :

Answer is:

hard drawn copper

80) The function of brushes in the DC generators

Answer is:

collect the current from the commutator

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