An emf of 12 V is induced when the current in the coil changes at the rate of 40 A s-1. The coefficient of self induction of the coil is:
A. 0.3 H
B. 0.003 H
C. 30 H
D. 4.8 H
Answer:A
An emf of 12 V is induced when the current in the coil changes at the rate of 40 A s-1. The coefficient of self induction of the coil is:
A. 0.3 H B. 0.003 H C. 30 H D. 4.8 H