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1. In a coupled coil the primary has 100 turns and secondary has 200 turns. The primary produces, a flux Φ = e-t. The coefficient of coupling is 1. The voltages induced in secondary is
(A): 200 e-t V
(B): 200 et V
(C): 200 V
(D): none of the above
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By: guest on 02 Jun 2017 01.07 am
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