1. An SCR is made of ___________ A. Germanium B. Silicon C. Carbon D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
2. When SCR starts conducting, then ___________ loses all control A. Gate B. Cathode C. Anode D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
3. An SCR is a ___________ triggered device A. Voltage B. Current C. Voltage as well as current D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
4. 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-cycles D. Positive or negative half-cycles Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option D No explanation is given for this question Let's Discuss on Board
5. In the normal operation of an SCR, anode is ___________ w.r.t. cathode A. At zero potential B. Negative C. Positive D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
6. An SCR has ___________ pn junctions A. Two B. Three C. Four D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
7. In normal operation of an SCR, gate is ___________w.r.t. cathode A. Positive B. Negative C. At zero potential D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
8. An SCR behaves as a ___________ switch A. Unidirectional B. Bidirectional C. Mechanical D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option A No explanation is given for this question Let's Discuss on Board
9. An SCR is a solid state equivalent of ___________ A. Triode B. Pentode C. Gas-filled triode D. Tetrode Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option C No explanation is given for this question Let's Discuss on Board
10. In an SCR circuit, the angle of conduction can be changed by ___________ A. Changing anode voltage B. Changing gate voltage C. Reverse biasing the gate D. None of the above Answer & Solution Discuss in Board Save for Later Answer & Solution Answer: Option B No explanation is given for this question Let's Discuss on Board
