engineering recuitment RVUNL JEn (RSEB) Mock Tests 2025 Electrician and Wireman Electrical Machines Synchronous Motors
While running a synchronous motor is compelled to run at synchronous speed because of
1
Damper winding in its pole faces
2
Magnetic locking between stator and rotor poles
3
Induced emf in rotor field winding by stator flux
4
Compulsion due to Lenz’s law
5
Cogging