railway RRB JE (CBT I + CBT II) Mock Test 2024 Electrical Machines Alternator and Synchronous Motors
What happens when the load on a synchronous motor is increased?
1
The rotor falls back in speed by a smaller load angle
2
The rotor falls back in phase by a smaller load angle
3
The rotor falls back in speed by a greater load angle
4
The rotor falls back in phase by a greater load angle