engineering recuitment CSPTCL JE Electrical Mock Test 2023 Electrical Machines Three Phase Induction Motor
In a 4-pole, 3-phase induction motor operating on 25 Hz AC supply, Calculate
(i) Speed in rpm at which the magnetic field of the stator is rotating.
(ii) Speed in rpm of the rotor when the slip is 0.02.
1
1500, 1470
2
750, 735
3
3000, 1575
4
1500, 1250