SSC RSMSSB JE Mock Test 2024 Electrical Machines Alternator and Synchronous Motors Synchronous Motor Power
A 3 phase synchronous motor is connected to AC mains, is running at full load and unity power factor. If its shaft load is reduced to half, with field current held constant, its new power factor will be:
1
Unity
2
Dependent on machine parameters
3
Leading
4
Lagging
5
Question Not Attempted