engineering recuitment PGCIL Diploma Trainee Mock Test 2024 Electrical Machines Alternator and Synchronous Motors
Because of which of the following reasons the phasor addition of stator and rotor mmfs is possible in a cylindrical rotor synchronous machine?
1
Two mmfs are rotating in opposite direction
2
Two mmfs are rotating in same direction at different speed
3
Two mmfs are stationary with respect to each other
4
One mmf is stationary and the other mmf is rotating