1.

Find_the_value_of_x_if_the_Mutual_inductance_is_20H,_the_inductance_of_coil_1_is_xH_and_the_inductance_of_coil_2_is_8H._The_coupling_coefficient_is_5.$

A. 2H
B. 4H
C. 6H
D. 8H
Answer» B. 4H


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