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Plugs And Fuses
Test Description: KS4 test based on wiring a plug and fuses
Instructions: Answer all questions to get your test result.
1) What colour is the live wire in a plug?
A
Brown
B
Red
C
Yellow and green
D
Blue
2) What colour is the neutral wire?
A
Blue
B
Red
C
Yellow and green
D
Brown
3) What colour is the earth wire?
A
Red
B
Yellow and green
C
Brown
D
Blue
4) Which wire is connected to the fuse?
A
Safety
B
Live
C
Earth
D
Neutral
5) What causes the fuse to melt?
A
Too much electricty
B
Too much energy
C
Too much voltage
D
Too much current
6) What size fuses are there?
A
1A, 3A, 5A
B
3A, 5A, 13A
C
3A, 5A, 15A
D
1A, 3A, 5A
7) What prevents electrocution if there is a fault?
A
The live wire
B
The fuse
C
The neutral wire
D
The earth wire
8) What is the formula relating power, current and voltage?
A
Power = current x voltage
B
Power = voltage / current
C
Power = current / voltage
D
Voltage = current / power
9) What is the UK mains voltage?
A
12V
B
240V
C
130V
D
230V
10) If a hairdryer has a current of 6A, what should its fuse be?
A
13A
B
5A
C
6A
D
3A
*select an answer for all questions
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