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Two coils of self-inductance L(1) and L(...

Two coils of self-inductance `L_(1)` and `L_(2)` are palced closer to each other. If M is mutual inductance between them, then

A

`M=L_(1)L_(2)`

B

`M=sqrt(L_(1)L_(2))`

C

`M lt sqrt(L_(1)L_(2))`

D

`M gt sqrt(L_(1)L_(2))`

Text Solution

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The correct Answer is:
B
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