Physics · Oct / Nov 2020 · Paper 21 · Question 6
5054
As printed in the paper
The question as text
When electricity is transmitted over large distances, a transformer is used to increase the voltage before transmission. A second transformer is used at the destination to decrease the voltage to the usual mains value.
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Show the answer and mark scheme
6(a)[2]
6(b)[3]
6(c)[2]
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