wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Year 09 Components Quiz

Total questions: 11

Worksheet time: 7mins

Name
Class
Date
1.

Why are electrical symbols used in circuit diagrams?

a)

To make diagrams colorful

b)

To identify different components

c)

To show the age of components

d)

To indicate the cost of components

2.

What is the main function of a thyristor in an electrical circuit?

a)

To store electrical energy

b)

To act as a micro switch

c)

To measure electrical current

d)

To convert electricity into light

3.

What is the function of the gate terminal in a thyristor?

a)

Monitors the temperature of the thyristor

b)

Provides power to the thyristor

c)

Controls the triggering of the thyristor

d)

Regulates the voltage in the thyristor

4.

Which type of switch opens the circuit when pressed?

a)

Push to Make

b)

Push to Break

c)

Slide Switch

d)

Dimmer Switch

5.

What component does the symbol represent?

a)

Button Switch

b)

Push to Make

c)

Push to Break

d)

toggle switch

6.

In which position is the switch when the circuit is complete?

a)

ON

b)

OFF

c)

Neutral

d)

Standby

7.

What does an LED do when electricity flows through it?

a)

It heats up

b)

It lights up

c)

It makes a sound

d)

It changes color

8.

What is the symbol shown in the diagram commonly used to represent in electrical circuits?

a)

Capacitor

b)

Resistor

c)

Inductor

d)

Diode

9.

What is the correct name for this component?

a)

Transistor

b)

Resistor

c)

Thyristor

d)

Thermistor

10.

What are the parts of a thyristor?

a)

Anode, Cathode, and Gate

b)

Battery, Resistor, and LED

c)

Switch, Diode, and Bulb

d)

PCB, Resistor, and Capacitor

11.
Identify the components in the circuit diagram.