wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Semiconducotors unit -II

Total questions: 10

Worksheet time: 7mins

Name
Class
Date
1.

Materials which can conduct electricity better than insulator,but not as well as conductors. This is the definition of

a)

diode

b)

semiconductor

c)

conductor

d)

insulator

e)

superconductor

2.

when Silicon is doped with ________ and n-type semi conductors is formed

a)

B

b)

P

c)

Al

d)

Si

3.

These are the characteristics of Trivalent impurities except

a)

•3 valence electrons

b)

•produce p-type semiconductors

c)

•producing a "hole".

d)

Antimony, arsenic, and phosphorus are the examples

4.

The characteristics of p-type semiconductors is includes

a)

Majority carriers are electron

b)

Has tendency to gain electron

c)

Has tendency to donor electron

d)

Easy to conduct electricity

5.

The process of adding an impurity to an intrinsic semiconductor is called

a)

Doping

b)

Ionization

c)

Recombination

d)

Atomic modification

6.

Materials which can conduct electricity better than insulator,but not as well as conductors. This is the definition of

a)

diode

b)

semiconductor

c)

conductor

d)

insulator

e)

superconductor

7.

What is the most common semiconductor material used for producing integrated circuits

a)

Quartz

b)

Silicon

c)

Diamond

d)

Tantalum

8.
Name this electronic component
a)

super Capacitor

b)
Fixed Resistor
c)
Potentiometer
d)
Transistor
9.

How is conduction increased in an p-type semiconductor?

a)

by increased applied electrical field

b)

by decreased applied electrical field

c)

by the availability of extra holes

d)

by the availability of donor electrons

10.

The process of zone refining is used for ____.

a)

Si

b)

Ga

c)

Ge

d)

All of the above