engineering recuitment BHEL Engineer Trainee Mock Test 2025 Power Electronics and Drives Phase Controlled Rectifiers Three Phase Thyristor Converter Circuits
A separately excited DC motor is energised from a 440 V, 50 Hz, 3 ϕ full converter. The input voltage to the motor for a firing angle of 45°, in volts, is:
1
420
2
297
3
390
4
260