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The magnetic flux in a closed circuit of...

The magnetic flux in a closed circuit of resistance `10Omega` varies with time according to equation , `phi=6t^(2)-5t+1`. What is the magnitude of the induced current at `t=0.25s`?

A

1.2

B

0.8

C

6

D

0.2

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The correct Answer is:
d
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MOTION-ELECTRO MAGNETIC INDUCTION-EXERCISE-1
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  17. A system S consists of two coils A and B. The coil, A carries a steady...

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  18. Consider the situation shown in figure. If the current I in the long s...

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