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+1 vote
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in Physics by (76.7k points)
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The magnetic flux linked with a coil, in webers, is given by the equation `f=3t^(2)+4t+9`. Then the magnitude of induced e.m.f. at `t=2` second will be
A. 4V
B. 3V
C. 16V
D. 9V

1 Answer

+1 vote
by (76.5k points)
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Best answer
Correct Answer - C
`q=3t^(2)+4T+9`
`|v| =-|(dphi)/(dt)|=6t+4`
`=6xx2+4=12+4=16 ` volt

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