Questions
Two circuits have mutual inductance of 0.1 H. What average e.m.f. is induced in one circuit when the current in the other circuit changes from 0 to 20 A in 0.02 s
detailed solution
Correct option is C
e=Mdidt⇒e=0.1×(20−0)0.02=100VTalk to our academic expert!
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Two conducting circular loops of radii R1 and R2 are placed in the same plane with their centers coinciding. If , the mutual inductance M between them will be directly proportional to
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