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Transistor

Total questions: 15

Worksheet time: 11mins

Name
Class
Date
1.

Which of the following is NOT the terminal of a transistor?

a)

Anode

b)

Emitter

c)

Base

d)

Collector

2.

What is the function of an electrical transistor?

a)

To slow down the flow of electrical current

b)

To ensure the current flows only in one direction

c)

To store electrical energy and supply it to the circuit when needed

d)

To amplify current or to act as a switch in a circuit

3.

What are the 3 legs of a transistor called?

a)

Base, Electrode, Commiter

b)

Bridge, Collector, Extruder

c)

Base, Collector, Emitter

d)

Brake, Collection, Emit

4.

Transistors act like tiny "____________."

a)

Electron sources

b)

Switches

c)

Batteries

d)

Bees?

5.

A transistor is a …………… operated device

a)

Voltage

b)

Both Voltage and Current

c)

Current

d)

None of the Above

6.

Which terminal was heavily dopped....?

a)

Emitter

b)

Base

c)

Collector

d)

None of the above

7.

A type of semiconductor device that can be used to both conduct and insulate electric current or voltage.

a)

Capacitor

b)

Resistor

c)

Transistor

d)

Diode

8.

A three-terminal semiconductor device that consists of two p-n junctions which are able to amplify or magnify a signal.

a)

Bipolar Junction

b)

Field Effect

9.

A three-terminal active device that uses an electric field to control the current flow and it has a high input impedance which is useful in many circuits.

a)

Bipolar Junction

b)

Field Effect

10.

What type of bipolar junction transistor is this?

a)

PNP

b)

NPN

11.

What type of bipolar junction transistor is this?

a)

PNP

b)

NPN

12.

One function of the transistor is to_____________?

a)

rectify

b)

amplify

c)

limit

d)

control

13.

How many terminals are there in a transistor....?

a)

1

b)

2

c)

3

d)

4

14.

What are the names of the terminals X, Y and Z?

a)

X = Base, Y = Collector, Z = Emitter

b)

X = Emitter, Y = Base, Z = Collector

c)

X = Collector, Y = Base, Z = Emitter

d)

X = Collector, Y = Emitter, Z = Base

15.

Parameters that determine the voltage gain of the transistor of a small

signal amplifier except

a)

Input impedance

b)

Output impedance

c)

Transconductance

d)

Resistance