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Paul Sheffield

on 27 November 2017

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Transcript of Electricity

Electrical safety
Wiring a plug

Wiring a plug
Earth wire
Stiff plastic sockets and cases
flexible plastic outer on the wire
3 core wire
Pages 66-67
Draw and label a diagram of a plug
Answer questions 1-4
Do it now

What is aletrnating current?
What is direct current?
Draw a CRO trace for both
How would a higher voltage look different to a lower voltage?
How would increased frequency affect a trace?
Full transcript