Mains Electricity (AQA GCSE Physics Combined Science): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What type of current is UK mains electricity?
What type of current is UK mains electricity?
Alternating current (AC)
What is the frequency of UK mains electricity?
What is the frequency of UK mains electricity?
Hz
What is the voltage of UK mains electricity?
What is the voltage of UK mains electricity?
About V
Which devices supply direct current (DC)?
Which devices supply direct current (DC)?
Cells and batteries
What does a frequency of Hz mean?
What does a frequency of Hz mean?
50 cycles per second
What colour is the live wire in a plug?
What colour is the live wire in a plug?
Brown
What colour is the neutral wire in a plug?
What colour is the neutral wire in a plug?
Blue
What colour is the earth wire in a plug?
What colour is the earth wire in a plug?
Green and yellow stripes
What voltage is the live wire at?
What voltage is the live wire at?
V
What voltage is the neutral wire at?
What voltage is the neutral wire at?
V
What is the main function of the earth wire?
What is the main function of the earth wire?
To prevent the appliance from becoming live
Why is copper used for wires in cables?
Why is copper used for wires in cables?
Good conductor of electricity