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AQA Physics Paper 1- Electricity

Total questions: 62

Worksheet time: 1hrs 29mins

Name
Class
Date
1.

Which one is True?

a)

The greater the Resistance the Smaller the Current

b)

The greater the Resistance the Greater the Current

2.

Which one is a Battery?

a)
b)
c)
d)
e)
3.

Which one is a Fuse?

a)
b)
c)
d)
e)
4.

Which one is a Filament bulb?

a)
b)
c)
d)
e)
5.

Which one is a LED?

a)
b)
c)
d)
e)
6.

Which one is a Switch?

a)
b)
c)
d)
e)
7.

Which one is a Resistor?

a)
b)
c)
d)
e)
8.

Which one is a Variable Resistor?

a)
b)
c)
d)
e)
9.

Which one is a Diode?

a)
b)
c)
d)
e)
10.

Which one is a Thermistor?

a)
b)
c)
d)
e)
11.

Which one is the Graph for an Ohmic Conductor?

a)
b)
c)
12.

Which one is the Graph for an Filament Lamp?

a)
b)
c)
13.

Which one is the Graph for an Diode?

a)
b)
c)
14.

Which one is a LDR?

a)

It senses Light. The brighter the light the lower the resistance.

b)

It senses Temperature. The hotter the temperature the lower the resistance.

15.

Which one is a Thermistor?

a)

It senses Light. The brighter the light the lower the resistance.

b)

It senses Temperature. The hotter the temperature the lower the resistance.

16.

Which one is a series circuit?

a)

All components were connected in a line end to end. If one of the components break the whole circuit breaks.

b)

Each component is connected separately. If one is disconnected the others aren't affected.

17.

Which one is a parallel circuit?

a)

All components were connected in a line end to end. If one of the components break the whole circuit breaks.

b)

Each component is connected separately. If one is disconnected the others aren't affected.

18.

Which one is a series circuit?

a)

Potential Difference is Shared

b)

Potential Difference is the same for each component

19.

Which one is a parallel circuit?

a)

Potential Difference is Shared

b)

Potential Difference is the same for each component

20.

Which one is a parallel circuit?

a)

Current is the same everywhere

b)

Current is shared between branches

21.

Which one is a series circuit?

a)

Resistance adds up

b)

Resistors reduce the total resistance

22.

Which one is a series circuit?

a)

Current is the same everywhere

b)

Current is shared between branches

23.

Select all the features of the UK Mains Supply

a)

AC

b)

DC

c)

230 V

d)

50Hz

e)

50 V

24.

Which one is a Live Wire?

a)

Brown. Provides the alternating potential difference

b)

Blue. Completes the circuit and carries away current

c)

Green and Yellow. Only carries current when there is a fault

25.

Which one is a Neutral Wire?

a)

Brown. Provides the alternating potential difference

b)

Blue. Completes the circuit and carries away current

c)

Green and Yellow. Only carries current when there is a fault

26.

Which one is an Earth Wire?

a)

Brown. Provides the alternating potential difference

b)

Blue. Completes the circuit and carries away current

c)

Green and Yellow. Only carries current when there is a fault

27.

Which does the national grid use?

a)

High Potential Difference

b)

High Current

c)

Low Potential Difference

d)

Low Current

28.

Calculate the current in a circuit if a charge of 4 C flows in 20 seconds

a)

0.1 A

b)

0.2 A

c)

0.3 A

d)

0.4 A

29.

In a lightning bolt, a charge of 15 C flows and there is a current of 30,000 A. Calculate the duration of the lightning strike

a)

0.5 s

b)

0.75 s

c)

0.0005 s

d)

15000 s

30.

Calculate the resistance of the resistors in series shown in the diagram.

a)

2 ohms

b)

15 ohms

c)

8 ohms

d)

2.5 ohms

31.

What will the maximum resistance of the circuit shown be?

a)

less than 22 kΩ

b)

More than 22 kΩ

c)

69 kΩ

32.

What is the current in the main branch (Is) of the circuit shown?

a)

6 A

b)

12 A

c)

18 A

33.

A kettle has a power rating of 1.2 kW. The kettle runs on mains electricity at 230 V. Work out the current flowing through the kettle when in use.

a)

0.005 A

b)

0.052 A

c)

5.2 A

34.

What are the units for current?

a)

Amps

b)

Volts

c)

Coulombs

d)

Watts

35.

What is the unit of power?

a)

Amps

b)

Volts

c)

Coulombs

d)

Watts

36.

What is the unit of charge?

a)

Amps

b)

Volts

c)

Coulombs

d)

Watts

37.

What is the unit of potential difference?

a)

Amps

b)

Volts

c)

Coulombs

d)

Watts

38.
Used to measure current (I).
a)
Voltmeter
b)
Ammeter
c)
LED
d)
resistor
39.
Used to measure potential difference.
a)
Voltmeter
b)
Ammeter
c)
LED
d)
resistor
40.
Allows the current to be varied in a circuit
a)
Variable resistor
b)
Fixed resistor
c)
LED
d)
diode
41.
Designed to melt and break the circuit is the current is too great.
a)
LDR
b)
Fixed resistor
c)
fuse
d)
diode
42.

This is an example of a ______ circuit

a)

Series

b)

Parallel

c)

Open

d)

Closed

43.

What size resistor would produce a 3 Amp current flow with a 12 Volt battery

a)

1 Ohm

b)

3 Ohms

c)

4 Ohms

d)

12 Ohms

44.
How many Volts would we need to produce a current flow of 8 Amps through a 6 Ohm resistor
a)
12 volts
b)
24 volts
c)
1.3333
d)
48 volts
45.
What is the equation for energy transfer given power and time?
a)
energy transferred = power x time
b)
energy transferred = power/time
c)
energy transferred = time/power
d)
energy transferred = power x time^2
46.

What is the equation that links power, potential difference and current?

a)

Power = potential difference/current

b)

Power = potential difference x current

c)

Power = current/potential difference

d)

Power = 0.5 x potential difference x current^2

47.

The amount of current flowing in a circuit depends on...

a)

Potential difference and resistance

b)

Charge and power

c)

resistance only

d)

potential difference only

e)

potential difference and charge

48.
What happens to the resistance of a wire if its length is doubled?
a)
It quadruples
b)
It remains the same
c)
It halves
d)
It doubles
49.
Which factor does NOT affect the resistance of a wire?
a)
The thickness of the wire
b)
The length of the wire
c)
The temperature of the wire
d)
The colour of the wire
50.
Which of the following statements is true about series circuits?
a)
Total resistance is the same as the largest resistance
b)
Total resistance is zero
c)
Total resistance is less than the smallest resistance
d)
Total resistance is the sum of individual resistances
51.

Which of the following does this graph apply to?

a)

A diode

b)

A fixed resistor

c)

A filament lamp

52.

Which of the following does this graph apply to?

a)

diode

b)

filament lamp

c)

fixed resistor

53.

Which of the following shows current travelling in only one direction?

a)
b)
c)
54.

What type of transformer increases voltage?

a)

Step-Up

b)

Step-Down

55.

What quantities are changed in a step-up transformer?

a)

Voltage increases

b)

Voltage decreases

c)

Current increases

d)

Current decreases

56.

Why is the voltage increased in the national grid?

a)

Stops electricity being lost.

b)

Stops energy loss by heat

c)

To increase safety

d)

Stops energy loss through leaking electricity

57.

What is mains voltage in the UK?

a)

240V

b)

1.5V

c)

120V

d)

230V

58.
Step-up transformers...
a)
improve the efficiency of the national grid
b)
reduce the voltage to a safe level for the home
c)
both 
59.
Step-down transformers...
a)
improve the efficiency of the national grid
b)
reduce the voltage to a safe level for the home
c)
both 
60.
In a fuel power station, the generator converts kinetic energy from the turbine into...
a)
heat energy
b)
kinetic energy
c)
electrical energy
61.
The type of current where charges flow in one direction
a)
Direct Current
b)
Alternating Current
c)
Electron Flow
d)
Voltage
62.
AC stands for ___.
a)
Alternating Current
b)
Attraction Connections

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