Silicon Controlled Rectifier - SCR MCQ Multiple Choice Questions for Practice

Practice Silicon Controlled Rectifier (SCR) Multiple Choice Questions (MCQs) to enhance your understanding and prepare for exams. These questions are ideal for students and exam aspirants looking to master SCR concepts.

About Silicon Controlled Rectifier - SCR MCQ Questions

SCR MCQs cover essential topics such as the structure, operation, characteristics, and applications of Silicon Controlled Rectifiers. These questions are designed to test your knowledge and ensure a thorough understanding of SCR principles and their practical uses.

Why Practice Silicon Controlled Rectifier - SCR Objective Questions?

Practicing SCR objective questions helps you prepare for school and college exams, competitive exams, and job interviews. It enhances your problem-solving skills, reinforces key concepts, and boosts your confidence. Regular practice also helps in identifying weak areas that need more attention.

Who Should Use These MCQs?

  • Students preparing for school or college exams
  • Competitive exam aspirants
  • Candidates preparing for interviews

Silicon Controlled Rectifier - SCR MCQ Questions for Practice

1. An SCR combines the features of …………..

2. If the gate voltage of an SCR is removed, then the

3. An SCR is turned off when …………..

4. An SCR is turned off when

5. An SCR can be used

6. In the normal operation of an SCR, anode is …………… w.r.t. cathode

7. With gate open, the maximum anode current at which SCR is turned off from ON condition is called

8. The normal way to turn on a SCR is by ……………..

9. The control element of an SCR is ………….

10. When SCR starts conducting, which loses all control?

11. An SCR has three terminals viz ……………

12. In an SCR circuit, the angle of conduction can be changed by ……….

13. In an SCR circuit, the angle of conduction can be changed by

14. In an SCR circuit the supply voltage is generally ……….. that of breakover voltage

15. In an SCR circuit, the supply voltage is generally ......... that of breakover voltage

16. When SCR is OFF, the current in the circuit is …………….

17. When SCR starts conducting, then …………… loses all control

18. An SCR is made of ………….

19. If gate current is increased, then anode-cathode voltage at which SCR closes …………….

20. If gate current is increased, then anode-cathode voltage at which SCR turns ON

21. An SCR is made of silicon and not germanium because silicon ………

22. In normal operation of an SCR, gate is ………..w.r.t. cathode

23. An SCR can exercise control over ………. of a.c. supply

24. In AC supply, an SCR can exercise control over

25. A single phase ac - dc converter is also known as

26. An SCR is turned off by …………….

27. If firing angle in an SCR circuit is increased, the output …………

28. If firing angle is increased, then the output of an SCR

29. An SCR is sometimes called …………

30. An SCR is a solid state equivalent of …………….

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Multiple Choice Questions and Answers on Silicon Controlled Rectifier - SCR

Silicon Controlled Rectifier - SCR Multiple Choice Questions and Answers

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