| Q.80 | The EMF is induced only when there is ____. | |
| Ans | 1. either magnetic flux linking with the coil changes or moving conductor links with the magnetic flux | |
| 2. magnetic flux links with coil changes | ||
| 3. stationary conductor links with the stationary magnetic flux | ||
| 4. moving conductor links with the magnetic flux |
Correct Ans: 1