An emf of 5 V is induced in an inductance when the current in it changes at a steady rate from 3 A to 2 A in 1 millisecond. The value of inductance is-
A. 5 mH
B. 5 H
C. 5000 H
D. zero
Answer:A
An emf of 5 V is induced in an inductance when the current in it changes at a steady rate from 3 A to 2 A in 1 millisecond. The value of inductance is-
A. 5 mH B. 5 H C. 5000 H D. zero