The coefficient of mutual inductance of two coils is $6 m H .$ If the current flowing in one is $2$ ampere, then the induced e.m.f. in the second coil will be

3 m V

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2 m V

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3 V

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Zero

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Solution

The correct option is D Zero
In secondary e.m.f. induces only when current through primary changes.
Hence Option D

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The coefficient of mutual inductance of two coils is 6mH. If the current flowing in one is 2 ampere, then the induced e.m.f. in the second coil will be

The correct option is D ZeroIn secondary e.m.f. induces only when current through primary changes.Hence Option D

The coefficient of mutual inductance of two coils is $6 m H .$ If the current flowing in one is $2$ ampere, then the induced e.m.f. in the second coil will be

The correct option is D Zero
In secondary e.m.f. induces only when current through primary changes.
Hence Option D