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Electronic Circuits Concept Quiz1

Total questions: 32

Worksheet time: 18mins

Name
Class
Date
1.

What electronic component allows current to flow in one direction only?

a)

Resistor

b)

LED

c)

Diode

d)

Switch

2.
Glass is a good conductor.
a)
True
b)
False
3.
Electrons have a positive charge.
a)
True
b)
False
4.
The nucleus of an atom contains protons and?
a)
Electrons
b)
Neutrons
5.
Current is measured in:
a)
volts
b)
amperes
c)
ohms
d)
watts
6.
Resistance is measured in:
a)
volts
b)
amps
c)
ohms
d)
watts
7.
Which of these is NOT a requirement for a simple circuit?
a)
Voltage
b)
Load
c)
Conductor
d)
Light
8.
A conductor
____________________________
a)
will not conduct current
b)
resists current flow
c)
provides a path for current flow
d)
provides no path for current flow
9.
What is the name of the following component?
a)
resistor
b)
light dependent resistor
c)
variable resistor
d)
thermistor
10.
Which circuit will act as a variable potential divider? 
a)
A
b)
B
c)
C
d)
D
11.

What is the Symbol for Earth

a)
b)
c)
d)
12.

What Symbol is this?

a)

LED

b)

Diode

c)

Bulb

d)

Switch

13.

What is the Symbol for a Breakdown Diode (Zener Diode)

a)
b)
c)
d)
14.
Electricity is: 
a)
Flowing electrons
b)
Still electrons
c)
voltage x wattage
d)
amps x watts
15.
Choose the true statement below concerning DC currents:
a)
DC stands for Direct Computing and electrons flow in multiple pathways
b)
DC stands for direct current and electrons flow in multiple directions
c)
DC stands for direct current and the electrons do not flow
d)
DC stands for direct current and the electrons flow in only one direction
16.
The symbol for voltage is: 
a)
Vo
b)
V
c)
W
d)
Amp
17.
Current is measured in:
a)
Ohms
b)
Voltage
c)
Amperes
d)
Watts
18.
An expression for the overall power in a circuit is: 
a)
watts
b)
voltage
c)
current
d)
resistance
19.
A tool that measures voltage, current, resistance, and continuity is called a:
a)
voltmeter
b)
resistor
c)
multimeter
d)
screwdriver
20.
What does this picture show?
a)
A multimeter
b)
A breadboard
c)
A circuit board
d)
A resistor
21.

What is ohm?

a)

Measures electrical resistance

b)

Measure electricity

c)

Bob esponja

d)

Measues circuits

22.

Charge is?

a)

electricity

b)

Rauw alejandro

c)

the electric property of an object that makes it have a negative or positive force

d)

electric current

23.

what is the particle in a atom that carries electric currents

a)

resistance

b)

proton

c)

jimmy neutron

d)

electron

24.
How many electrons does Si contain? (click to see image)
a)
14
b)
28
c)
2
d)
4
25.
How many electrons can the first energy level hold?
a)
1
b)
2
c)
8
d)
0
26.

The atomic number tells you...

a)

the number of protons

b)

the number of neutrons

c)

the number of electrons

27.

What charge do electrons have?

a)

Positive

b)

Neutral

c)

Negative

28.

Which two particles are contained in the nucleus of an atom?

a)

Protons and Neutrons

b)

Protons and Electrons

c)

Electrons and Neutrons

29.
How many valence electrons does Si contain? (click to see image)
a)
14
b)
28
c)
2
d)
4
30.

Identify the electronic symbol.

a)

Diode

b)

Photodiode

c)

Reflective diode

d)

Light Emitting Diode

31.
Plastic is an example of a good __________.
a)
Insulator
b)
Conductor
c)
Semiconductor
d)
Voltage source
32.

How many valence electrons does Phosphorus contain?

a)

15

b)

3

c)

5

d)

31

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