What will happen if the back e.m.f. of a D.C. motor vanishes suddenly?
What will happen if the back e.m.f. of a D.C. motor vanishes suddenly?

Q. What will happen if the back e.m.f. of a D.C. motor vanishes suddenly?

A.            The motor will stop

B.            The motor will continue to run

C.            The armature may burn

D.            The motor will run noisy

Answer: The armature may burn
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