Q. A centrifugal switch is used to dis- connect 'starting winding when motor has (Solved)
1. run for about 1 minute
2. run for about 5 minutes
3. picked up about 50 to 70 per cent of rated speed
4. picked up about 10 to 25 per cent of rated speed
- c. picked up about 50 to 70 per cent of rated speed