What is an SCR? – McqOptions

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1.	What is an SCR?
A.	a PNPN thyristor with 3 terminals
B.	a PNPN thyristor with 4 terminals
C.	a PNP thyristor with 3 terminals
D.	an NPN thyristor with 3 terminals
Answer» B. a PNPN thyristor with 4 terminals

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