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1. |
A centrifugal switch is used to disconnect starting winding when motor has%! |
A. | run for about 1 minute |
B. | run for about 5 minutes |
C. | picked up about 50 to 70 per cent of rated speed |
D. | picked up about 10 to 25 per cent of rated speed |
Answer» D. picked up about 10 to 25 per cent of rated speed | |