MULTIPLE CHOICE QUESTIONS BASED ON POWER ELECTRONICS AND DRIVES [1] When a line commutated converter operates in the inverter mode…
Q.1 A generating voltmeter is used to measure A. Impulse voltage B. AC voltage C. dc voltage D. All Answer…
[1] In a SCR, (a) Gate current is directly proportional to forward breakover voltage (b) As gate current is raised,…
Q. WHAT IS THE PRINCIPLE OF OPERATION OF A D.C MOTOR? A. The operation of a D.C Motor based on…
Q. Definition of power electronics? A. Power electronics refers to control and conversion of electrical power by power semiconductor devices…
Q. What is meant by knee point voltage? A. Knee point voltage is calculated for electrical Current transformers and is…
Q. What do you mean by zone of protection? A. The protection is organized to provide a ring of security…
Q. Define circuit turn off time A. It is defined as the time during which a reverse voltage is applied…
Hello Engineers. Q.1 If the current of an SCR increases, the forward breakdown voltage will A. Decrease B. Not be…
Hello Engineers. Q.1 A zener diode works on the principle of A. Tunnelling of charge carriers across the junction B.…