Electronic Devices - PNPN - Discussion

Discussion :: PNPN - General Questions (Q.No.22)

22. 

Which of the following devices has (have) four layers of semiconductor materials?

[A]. Silicon-controlled switch (SCS)
[B]. Gate turn-off switch (GTO)
[C]. Light-activated silicon-controlled rectifier (LASCR)
[D]. All of the above

Answer: Option D

Explanation:

No answer description available for this question.

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