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Quiz on Materials Used in Electronics Worksheet 4

Materials Used in Electronics Quiz

MCQ: Each atom in a silicon crystal has

1. no valence electrons because all are shared with others atoms
2. eight valence electrons because all are with other atoms
3. four valence electrons
4. four conduction electrons

B

Full Wave rectifiers Quiz

MCQ: When a 60 Hz sinusoidal voltage is applied to input of a full - wave rectifier, output frequency is

1. 60 Hz
2. 0 Hz
3. 120 Hz
4. 50 Hz

C

N-type and P-type semiconductors Quiz

MCQ: Minority carriers in n - type material are the

1. electrons
2. protons
3. holes
4. neutrons

C

Zener Diode Quiz

MCQ: Reverse breakdown property of zener was first introduced by the

1. newton
2. graham bell
3. melvin zener
4. hawking

C

Class C Amplifiers Quiz

MCQ: Resonant frequency of Class C amplifier can be determined by formula

1. 1/(2pi(LC)1/2)
2. 1/(2(LC)1/2)
3. 1/(pi(LC)1/2)
4. 1/(2π(LC))

A