engineering recuitment PGCIL Junior Technician Trainee (Electrician) Mock Test 2023 Electrical Machines Alternator and Synchronous Motors Synchronous Motor Starting
Maximum speed of a synchronous machine for 50 Hz is -
1
6000 r.p.m.
2
1500 r.p.m.
3
3000 r.p.m.
4
4500 r.p.m.