Question
Physics Question on Electromagnetic induction
A pair of coil has a mutual inductance of 2 H, if the current in the primary changes from 10 A to zero in 0.1 S, the induced emf in the secondary will be
A
100 V
B
200 V
C
300 V
D
400 V
Answer
200 V
Explanation
Solution
The correct option is (B): The rate of change in magnetic flux and resistance