When SCR is OFF, the current in the circuit is ________________?
When SCR is OFF, the current in the circuit is ________________? A. Exactly zeroB. Small leakage current C. Large leakage current D. None of the above
When SCR is OFF, the current in the circuit is ________________? A. Exactly zeroB. Small leakage current C. Large leakage current D. None of the above
We can control a.c. power in a load by connecting ______________? A. Two SCRs in series B. Two SCRs in parallelC. Two SCRs in parallel opposition D. None of the above
If firing angle in an SCR circuit is increased, the output _____________? A. Remains the same B. Is increasedC. Is decreased D. None of the above
An SCR can exercise control over____________of a.c. supply? A. Positive half-cycles only B. Negative half-cycles only C. Both positive and negative half-cyclesD. Positive or negative half-cycles
When SCR starts conducting, then _____________ loses all control? A. Gate B. Cathode C. Anode D. None of the above