Plugs And Fuses Question Preview (ID: 54716)


KS4 Test Based On Wiring A Plug And Fuses. TEACHERS: click here for quick copy question ID numbers.

What colour is the live wire in a plug?
a) Brown
b) Blue
c) Yellow and green
d) Red

What colour is the neutral wire?
a) Brown
b) Blue
c) Yellow and green
d) Red

What colour is the earth wire?
a) Brown
b) Blue
c) Yellow and green
d) Red

Which wire is connected to the fuse?
a) Live
b) Neutral
c) Earth
d) Safety

What causes the fuse to melt?
a) Too much voltage
b) Too much energy
c) Too much current
d) Too much electricty

What size fuses are there?
a) 3A, 5A, 15A
b) 1A, 3A, 5A
c) 1A, 3A, 5A
d) 3A, 5A, 13A

What prevents electrocution if there is a fault?
a) The fuse
b) The live wire
c) The earth wire
d) The neutral wire

What is the formula relating power, current and voltage?
a) Power = current x voltage
b) Power = current / voltage
c) Power = voltage / current
d) Voltage = current / power

What is the UK mains voltage?
a) 240V
b) 12V
c) 130V
d) 230V

If a hairdryer has a current of 6A, what should its fuse be?
a) 3A
b) 5A
c) 6A
d) 13A

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