Power Semiconductor Device and Integrated Circuits MCQ Questions Pdf - 2

Question: 6

An SCR can be turned off

(A) By reverse biasing it

(B) By forcing the current through gate becomes zero

(C) By passing a negative pulse to its gate

(D) By removing the gate supply

Question: 7

An SCR remains turned on if the anode current, is more than

(A) Holding current

(B) Threshold current

(C) Breakover current

(D) Trigger current

Question: 8

Which of the following is the fastest switching device?

(A) BJT

(B) MOSFET

(C) Triode

(D) JFET

Question: 9

In an integrated circuit, the SiO₂ layer provides

(A) Conducting path

(B) Isolation

(C) Physical strength

(D) Electrical connection to external circuit

Question: 10

The maximum concentration of the element which can be dissolved in solid silicon at a given temperature is termed as

(A) Concentration index

(B) Solidification index

(C) Dissolution coefficient

(D) Solid solubility