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Electricity

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by

Paul Sheffield

on 14 January 2018

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Transcript of Electricity

Electricity
L.O
Power

Do it now
Write out the equation that links Energy, time and power.
Write out the equation that links current, potential difference and power.
what is the power of a drill with a potential difference of 230 volts and a current of 1.6 Amps?
What is the voltage a kettle with a current of 13 Amps and a power of 2KW?
Power questions
Calculate the power of the different appliances
National grid
Step up transformer
Cables
Step down transformer
Exam style questions
page 71
Q's 1-2-3
Full transcript