Free Printable WJEC 1.1 Electrical Circuits

Worksheets

WJEC 1.1 Electrical Circuits

Total questions: 35

Worksheet time: 27mins

Name

Class

Date

Name the component

voltmeter

ammeter

diode

themistor

Name the component

voltmeter

ammeter

diode

variable resistor

Name the component

fuse

resistor

diode

variable resistor

Name the component

fuse

resistor

diode

variable resistor

Name the component

fuse

resistor

diode

variable resistor

Name the component

voltmeter

ammeter

diode

variable resistor

Name the component

thermistor

LDR

diode

variable resistor

Name the component

thermistor

LDR

diode

variable resistor

Name the component

battery

switch

wire

variable resistor

10.

Name the component

battery

switch

wire

variable resistor

11.

What is a circuit that only has ONE path for electricity to flow?

series circuit

closed circuit

parallel circuit

light bulb

12.

What is a circuit with several paths for electricity to flow?

conductor

series circuit

parallel circuit

open circuit

13.

In the circuit, the bulb lights up because there is ............... flowing in the closed circuit.

battery

current

resistance

voltage

14.

SI unit of current is

ampere

metre

ohm

volt

15.

SI unit of voltage is

ampere

metre

ohm

volt

16.

Current can be measured using ............

ammeter

light bulb

resistor

voltmeter

17.

Voltage can be measured using ............

ammeter

light bulb

resistor

voltmeter

18.

An ammeter is connected in ...........

Parallel

Series

19.

A voltmeter is connected in ...........

Parallel

Series

20.

SI unit of resistance is

ampere

metre

ohm

volt

21.

Effective resistance increases when in .............. circuit.

Parallel

Series

22.

Resistance is

Measured using an ammeter

Units are 'volts'

How difficult it is for electrons to move through an object

The continuous movement of electrons in a wire

23.

True or false: Light bulbs in a series circuit share voltage.

True

False

24.

Light bulbs in a parallel circuit will have

the same brightness

different brightness

25.

True or false: Current in a series circuit is different for each resistor (light bulb).

True

False

26.

If the current through a circuit is 2 A and the resistance of a light bulb in the circuit is 10 Ohms, what is the voltage difference across the light bulb?

5 V

12 V

0.2 V

20 V

27.

What would the circuit resistance be if a 7.5 Amp draw was present with the engine running and the charging system producing 15 Volts

15 Ohms

4 Ohms

0.3333 Ohms

2 Ohms

28.

A Charging system producing 14.5 Volts with a current flow of 43.5 Amps, what is the circuit resistance

58 Amps

0.33 Amps

13 Amps

1 Amp

29.

The table describes four different resistance wires.

They are all made from the same metal.

Which wire has the smallest resistance?

30.

The current in the wires of a circuit is 120.0 mA. If the battery was replaced by one with double the voltage (with no other replacements), then its new current would be _____ mA.

60 mA

120 mA

240 mA

No way to tell

31.