engineering recuitment JVVNL Technical Helper 2022 Mock Test Electrician and Wireman Electrical Machines Polyphase Induction Motors
Synchronous speed of a 3 phase, 4 pole, 50 Hz induction motor is _______.
1
1500 rpm
2
3000 rpm
3
1440 rpm
4
2880 rpm
5
1000 rpm