Two coupled coils with L1 = 0.5 H and L2 = 4.0 H have a co-efficient o – McqOptions

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1.	Two coupled coils with L1 = 0.5 H and L2 = 4.0 H have a co-efficient of coupling 0.8. Find maximum value of the inductance EMF in the coil 2 if a current of i1 = 20 sin 314t A is passed in coil 1.
A.	22.6 V
B.	444 V
C.	7.1 kV
D.	355 V
Answer» D. 355 V

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