Q. In D.C. machines the residual magnetism is of the order of (Solved)
1. 2 to 3 per cent
2. 10 to 15 per cent
3. 20 to 25 per cent
4. 50 to 75 per cent
- a. 2 to 3 per cent
1. 2 to 3 per cent
2. 10 to 15 per cent
3. 20 to 25 per cent
4. 50 to 75 per cent