

MCQOPTIONS
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1. |
You have a light-dimmer circuit using an SCR. In testing the circuit, you find that IG = 0 mA and the light is still on. You conclude that the trouble might be one of the following: |
A. | the SCR is open. |
B. | the switch is faulty. |
C. | the gate circuit is shorted. |
D. | this is normal; nothing is wrong. |
Answer» E. | |