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Worksheets

SCHEMATIC SYMBOLS

Total questions: 25

Worksheet time: 6mins

Name
Class
Date
1.

What does this symbol represent?

a)

Capacitor

b)

NPN Transistor

c)

Potentiometer

d)

PNP Transistor

e)

Battery

2.

What does this symbol represent?

a)

Photocell

b)

Potentiometer

c)

Transistor

d)

LED

e)

Battery

3.

What does this symbol represent?

a)

NC Switch

b)

NO Switch

c)

Photocell

d)

Potentiometer

e)

NPN Transistor

4.

What does this symbol represent?

a)

NPN Transistor

b)

PNP Transistor

c)

Photocell

d)

NO Switch

e)

NC Switch

5.

What does this symbol represent?

a)

LED

b)

NO Switch

c)

Photocell

d)

NC Switch

e)

Potentiometer

6.

What does this symbol represent?

a)

Potentiometer

b)

Photocell

c)

NPN Transistor

d)

PNP Transistor

e)

Battery

7.

What does this symbol represent?

a)

Capacitor

b)

Potentiometer

c)

Diode

d)

Photocell

e)

LED

8.

What does this symbol represent?

a)

Resistor

b)

Potentiometer

c)

Photocell

d)

NO Switch

e)

NC Switch

9.

What does this symbol represent?

a)

NC Switch

b)

NO Switch

c)

Resistor

d)

Transistor

e)

Battery

10.

What does this symbol represent?

a)

Photocell

b)

Battery

c)

Transformer

d)

Transistor

e)

LED

11.

What part is this?

a)

Ceramic Capacitor

b)

Electrolytic Capacitor

c)

NPN Transistor

d)

PNP Transistor

e)

Battery

12.

What part is this?

a)

Transistor

b)

Diode

c)

Resistor

d)

Photocell

e)

Potentiometer

13.

What part is this?

a)

LED

b)

Photocell

c)

Photoresistor

d)

Transistor

e)

Resistor

14.

What part is this?

a)

NO Switch

b)

NC Switch

c)

LED

d)

Transistor

e)

Resistor

15.

What part is this?

a)

PNP Transistor

b)

NPN Transistor

c)

Transformer

d)

Diode

e)

LED

16.

What part is this?

a)

Resistor

b)

Potentiometer

c)

Diode

d)

Photocell

e)

Battery

17.

What part is this?

a)

PNP Transistor

b)

NPN Transistor

c)

Diode

d)

Potentiometer

e)

Battery

18.

What part is this?

a)

Transistor

b)

Ceramic Capacitor

c)

Electrolytic Capacitor

d)

Transformer

e)

Battery

19.

What part is this?

a)

Transistor

b)

Diode

c)

LED

d)

Resistor

e)

Potentiometer

20.

What part is this?

a)

Resistor

b)

Transformer

c)

Potentiometer

d)

Photocell

e)

Battery

21.

Directions: Read the questions carefully and choose the best answer.


What is the standard name used in Electrical/Electronic symbols?

a)

Electronic Symbols

b)

Schematic

c)

Schematic diagram

d)

Schematic symbols

22.

The schematic symbols used for electrical components in circuit diagrams are standardized by national and international standards except:

a)

EEEI - Electrical Electronics Engineering Industrial Revolution

b)

JICA-Joint Industrial Council

c)

IEEE-Institute of Electrical and Electronics Engineers

d)

IEC-International Electrotechnical Commission

23.

These are symbols of ___________ ?

a)

Capacitors

b)

Diodes

c)

Resistors

d)

Transistor

24.

Identify what schematic symbols shown on the picture.

a)

Capacitors

b)

Diodes

c)

Resistors

d)

Transistors

25.

What schematic symbols shown on the picture?

a)

Capacitors

b)

Diodes

c)

Resistors

d)

Transistors

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