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Wire A carries a steady current of
PHYSICS · Subjective · A Level · Physics · Electricity · Electricity
Problem
Wire A carries a steady current of
5.0
mA
5.0\,\text{mA}
5.0
mA
, while wire B carries
7.0
mA
7.0\,\text{mA}
7.0
mA
. Determine the difference in the number of electrons that cross a given cross-section of the two wires in
2.0
s
2.0\,\text{s}
2.0
s
.
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