Semiconductor Objective Questions and Answers - 1

Question: 1

Germanium crystal has how many valence electrons?

(A) 2

(B) 4

(C) 6

(D) 8

Question: 2

_____ is called AVO meter.

(A) Multimeter

(B) Galvanometer

(C) Voltmeter

(D) Ammeter

Question: 3

_____ are used for instrument displays, calculators and digital watches.

(A) Light emitting diodes

(B) PN Junction diodes

(C) Zener diodes

(D) All the above

Question: 4

Pick out the pentavalent atom from the following.

(A) Antimony

(B) Aluminium

(C) Boron

(D) Indium

Question: 5

Sinusoidal oscillator generate

(A) sine wave

(B) cosine wave

(C) square wave

(D) all the above