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Transistors and the Common Emitter Amplifier Circuit

Total questions: 10

Worksheet time: 9mins

Name
Class
Date
1.
What does a transistor do?
a)
Controls current
b)
Provides light
c)
Stores data
d)
Generates heat
2.
Which type of transistor has current flowing from collector to emitter?
a)
PNP
b)
NPN
c)
MOSFET
d)
JFET
3.
What is the commonest transistor configuration?
a)
Common Base
b)
Common Collector
c)
Common Emitter
d)
Common Source
4.
What is the function of C1 and C2 in a common emitter amplifier?
a)
Provide DC bias
b)
Set voltage gain
c)

Coupling capacitors to allow AC to pass to the output

d)
Amplify signals
5.
What does RL represent in a common emitter amplifier circuit?
a)
Power supply
b)
Load
c)
Resistor
d)
Capacitor
6.
What is the input signal applied between in a common emitter amplifier?
a)
Collector and emitter
b)
Base and emitter
c)
Base and collector
d)
Emitter and ground
7.
What type of device is a transistor?
a)
Passive
b)
Active
c)
Static
d)
Inductive
8.
What is the role of the AC input in a common emitter amplifier?
a)
Bias the transistor
b)
Output signal
c)
Small signal input
d)
Power supply
9.

What is the purpose of the R1 & R2 resistors?

a)

To allow voltage to bypass the transistor.

b)

To lower the DC voltage going to the Base of the transistor.

c)

To lower the AC voltage going to the Base of the transistor.

d)

To control the output

10.

What type of Bipolar Transistor is shown here?

a)

PNP

b)

ABC

c)

NPN

d)

XYZ