If rotational velocity of a dynamo armature is doubled, then induced e – McqOptions

MCQOPTIONS

1.	If rotational velocity of a dynamo armature is doubled, then induced e.m.f. will become [MP PMT 1991; AIIMS 2000]
A.	Half
B.	Two times
C.	i < 0.5 A
D.	Unchanged
Answer» C. i < 0.5 A

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