Thyristors and Tranducers - Technical MCQs

Q1:

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

ANS:A - a PNPN thyristor with 3 terminals

PNPN With 3 - Terminals(Anode, Cathode and Gate).