engineering recuitment Gujarat Metro JE Mock Test 2023 Electrical Machines Alternator and Synchronous Motors
For the following specifications of a synchronous motor, determine the ratio of no load speed to full load speed.
200 kVA, 12 pole, 2200 V, 3 phase, 60 Hz
1
2 : 3
2
1 : 1
3
3 : 5
4
2 : 7