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The magnetic flux linked with a coil sat...

The magnetic flux linked with a coil satisfies the relation `phi=4t^(2)+6t+9` Wb where t is the time in second. The e.m.f. induced in the coil at t =2 second is

A

22 V

B

18 V

C

16 V

D

40 V

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WB JEE PREVIOUS YEAR PAPER-QUESTION PAPER 2012-Subject: Physics
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