Question
Mon February 25, 2013 By: Jotin Raj Raj

an average induced emf of .4v appears in a coil when the current in it is changed from 10A in one direction to 10 A inthe opp direction in .40 sec find the coeff of self inductance of the coil

Expert Reply
Mon February 25, 2013
emf induced=?=L di/dt
0.4=L20/0.4
L=0.008 H
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