SSC RSMSSB JE Mock Test 2024 Electrical Machines Alternator and Synchronous Motors Alternator Parallel Operation
Choose one of the following which is not a necessary condition for the parallel operation of two alternators.
1
The phase sequence of the incoming machine voltage and the bus bar voltage should be identica
2
The RMS line voltage of the bus bar and the incoming machine should be same
3
The phase angle of the two systems is not equal
4
The frequency of the two terminal voltages should be nearly the same
5
Question Not Attempted