First slide
Inductance
Question

The mutual inductance of an induction coil is 5H. In the primary coil, the current reduces from 5A to zero in 10-3 s.  What is the induced e.m.f. in the secondary coil?

Moderate
Solution

e=-Mdidt=-5×(-5)10-3=25000 V

Get Instant Solutions
When in doubt download our app. Now available Google Play Store- Doubts App
Download Now
Doubts App