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Current and voltage

Total questions: 26

Worksheet time: 17mins

Name
Class
Date
1.

State the unit of current

a)

ampere (A)

b)

volt (V)

c)

metre (m)

d)

kilogram (kg)

2.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
3.
What kind of circuit is this?
a)
Series
b)
Consecutive
c)
Parallel
d)
Training
4.
In a parallel circuit if one of the light bulbs burns out the rest _________.
a)
stop the flow of electricity
b)
 can still light up
c)
 will go out
d)
of the light bulbs burn out also
5.
How should you put in an Ammeter?
a)
In Parallel
b)
In Series
6.
In which of these two circuits is the current the same at all points? 
a)
A
b)
B
7.
Does this diagram represent a series or parallel circuit?
a)
series circuit
b)
parallel circuit
8.
Does this diagram represent a series or parallel circuit?
a)
series circuit
b)
parallel circuit
9.
Voltage is measured in __.
a)
volts.
b)
watts.
c)
coulombs. 
10.
A voltmeter should be placed ........... in a circuit
a)
in parallel
b)
in series
c)
in order
d)
upside down
11.
What would the voltmeter read
a)
1V
b)
2V
c)
3V
d)
6V
12.
Which Voltmeter will give the lowest reading?
a)
V1
b)
V2
c)
V3
13.
What 'flows' in a wire?
a)
Protons
b)
Neutrons
c)
Atoms
d)
Electrons
14.

Which of these is correct for a test circuit

a)

ammeter in series and voltmeter in parallel

b)

ammeter in series and voltmeter in series

c)

ammeter in parallel and voltmeter in parallel

d)

ammeter in parallel and voltmeter in series

15.
This is the circuit symbol for ...
a)
an AC current source
b)
a DC current source
c)
an ammeter
d)
a voltmeter
16.
This is the circuit symbol for ...
a)
an AC current source
b)
a DC current source
c)
an ammeter
d)
a voltmeter
17.

What is Current?

a)

A flow of electrons in one directions

b)

The difference in electrical pressure.

c)

Measures how the material reduces the flow of current.

d)

A path in which electrons flow.

18.

What is Voltage?

a)

A stream or flow of electrons in one direction.

b)

The amount of energy needed to push the charge

c)

Measures how the material reduces the flow of current.

d)

A path in which electrons flow.

19.

What is Circuit?

a)

A stream or flow of electrons in one direction.

b)

The difference in electrical pressure.

c)

Measures how the material reduces the flow of current.

d)

A path in which electrons flow.

20.

Which statement is true?

a)

The light bulb will light up because the circuit is complete.

b)

The light bulb will light up because the circuit is broken.

c)

The light bulb will not light up because the circuit is complete.

d)

The light bulb will not light up because the circuit is open.

21.
Current can only flow if there is a/an
a)
Open circuit
b)
Short circuit
c)
Parallel circuit
d)
Closed circuit
22.

_____ instrument is used to measure the voltage.

a)

Ammeter

b)

Ohmmeter

c)

Voltmeter

d)

Galvanometer

23.

What happens to the current in a series circuit?

a)

The current stays the same

b)

The current is added

c)

The current is reduced

d)

The current is split between the light bulbs

24.

What happens to the current in a parallel circuit?

a)

The current stays the same

b)

The current is added

c)

The current is reduced

d)

The current is split between the light bulbs

25.

What happens to the voltage in a series circuit?

a)

The voltage stays the same

b)

The voltage is added

c)

The voltage is reduced

d)

The voltage is split between the light bulbs

26.

What happens to the voltage in a parallel circuit?

a)

The voltage stays the same

b)

The voltage is added

c)

The voltage is reduced

d)

The voltage is split between the light bulbs