wayground logo

Free Printable Worksheets

NEW

Font size

S
M
L
XL
Worksheets

basic electronics

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Which of the following is a semiconductor?

a)

Copper

b)

Silicon

c)

Silver

d)

Gold

2.

The majority charge carriers in an N-type semiconductor are:

a)

Holes

b)

Electrons

c)

Protons

d)

Neutrons

3.

A P-N junction diode conducts current in which direction?

a)

Reverse bias only

b)

Both forward and reverse bias

c)

Forward bias only

d)

Does not conduct at all

4.

In reverse bias, the width of the depletion region:

a)

Decreases

b)

Increases

c)

Remains same

d)

Disappears

5.

The forward voltage drop of a silicon diode is approximately:

a)

0.1v

b)

0.3v

c)

0.7v

d)

1.1v

6.

What does the I-V characteristic curve of a diode show?

a)

Relationship between input and output power

b)

Voltage vs resistance

c)

Voltage vs current

d)

None of the above

7.

Which circuit converts AC into DC?

a)

Amplifier

b)

Rectifier

c)

Oscillator

d)

Modulator

8.

A half-wave rectifier uses how many diodes?

a)

4

b)

2

c)

1

d)

3

9.

A practical diode behaves ideally when:

a)

Reverse biased

b)

Forward biased

c)

Not connected

d)

None of the above

10.

Which of the following diode arrangements behaves like a logical OR gate

a)

series connections of diode

b)

parallel connection with cathodes joined

c)

parallel connection with anodes joined

d)

reverse biased series diodes