Electronic Devices - PNPN

Exercise :: PNPN - General Questions

11. 

Which one of the SCR terminals fires the SCR?

A. Anode
B. Cathode
C. Gate
D. All of the above

Answer: Option C

Explanation:

No answer description available for this question. Let us discuss.

12. 

Which of the following devices has the smallest turn-off time?

A. SCR
B. GTO
C. SCS
D. LASCR

Answer: Option B

Explanation:

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13. 

What is the range of the turn-on times in high-power SCR devices?

A. 30 s to 100 s
B. 10 s to 25 s
C. 5 s to 8 s
D. 1 s to 5 s

Answer: Option B

Explanation:

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14. 

What is the frequency range of application of SCRs?

A. About 10 kHz
B. About 50 kHz
C. About 250 kHz
D. About 1 mHz

Answer: Option B

Explanation:

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15. 

This symbol is an example of a(n) ________.

A. SCR
B. SCS
C. GTO
D. diac

Answer: Option C

Explanation:

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