Question

The flux through each turn of a 100-turn coil is (t3 - 2t) mWb, where tis in seconds. The induced emf at t = 2 s is                     (Answer needed with explanation and why )

 

(a) 1 V

(b) -1 v

(c) 4 mV

(d) 0.4 v

(e) -0.4 V

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