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Questions  

A mutual inductor consists of two coils X and las shown in figure in which one quarter of the magnetic flux produced by X links with Y, giving a mutual inductance M. What will be the mutual inductance when Y is used as the primary?

a
M/4
b
M/2
c
M
d
2M

detailed solution

Correct option is C

The mutual inductance M remains the same whether X or Y is used as the primary.

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