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GCSE
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More cards in this set
Card 6
Front
What are the three wires in a plug?
Back
Card 7
Front
What can not become live?
Back
Card 8
Front
Reason for the use of fuses and circuit breakers. (resettable fuses)
Back
Card 9
Front
What type of appliances don't need insulating?
Back
Card 10
Front
Explain how variable resistors can be used to change the current (resistance)
Back
Card 11
Front
what is the equation for resistance?
Back
Card 12
Front
Describe the relationships between current voltage and resistance. (2)
Back
Card 13
Front
Describe the functions of the live, neutral and earth wires.
Back
Card 14
Front
Explain how a wire fuse reduces the risk of a fire; if the appliance develops a fault (4)
Back
Card 15
Front
What is the equation for power?
Back
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