Solve this plzzz... 
Q.4. A coil of 100 turns is pulled in 0.04 s from the poles of a magnet, where its area includes a flux of  40 × 10 - 5 Weber per turn to a place where it includes a flux of  10 - 4 Wb per turn. Calculate the average emf induced in the coil.

(Ans. 0.75 V)

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