In a 100 turn coil, if the flux through each turn is (t³

Question

In a 100 turn coil, if the flux through each turn is (t³ - 2t)mWb, the magnitude of the induced emf in the coil at a time of 4 sec is

Options:

A . 46 mV

B . 56 mV

C . 4.6 V

D . 5.6 V

Answer: Option C
Answer: (c).4.6 V

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