PracticeMedium
Q.A current of 4 A flows in a coil when connected to a 12 V DC source. When connected to 12 V, 50 Hz AC, the current reduces to 3 A. The inductance of the coil is
a
0.02 H
b
0.04 H
c
0.06 H
d
0.08 H
Correct Answer: Option B
The correct solution involves applying the fundamental concept to derive the final value step by step...