PNPN - Practice Questions

Question 1

What is the frequency range of application of SCRs?

Accepted Answer

Question 2

How many terminals does a programmable unijunction transistor (PUT) have?

Accepted Answer

Question 3

Which of the following is (are) the advantages of the SCS over a corresponding SCR?

Accepted Answer

Question 4

Which one of the SCR terminals fires the SCR?

Accepted Answer

Question 5

Which of the following areas is (are) applications of an SCS?

Accepted Answer

Question 6

How many layers of semiconductor materials does a silicon-controlled rectifier (SCR) have?

Accepted Answer

Question 7

How many terminals does a silicon-controlled switch (SCS) device have?

Accepted Answer

Question 8

Which of the following devices has nearly the same turn-on time as turn-off time?

Accepted Answer

Question 9

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

Accepted Answer

Question 10

Which of the following devices does not have a cathode terminal?

Accepted Answer