Question
Define electric current. Write its formula and unit.
✓
Answer
1. The magnitude of an electric current is the amount of electric charges flowing through a conductor in one second.
$\text { Electric current }=\frac{\text { Amountofelectriccharges }(Q)}{\text { time }(t)}$
$I =\frac{Q}{t}$
2. SI unit of electric current is ‘ampere’ and it is denoted as A.
$\text { Electric current }=\frac{\text { Amountofelectriccharges }(Q)}{\text { time }(t)}$
$I =\frac{Q}{t}$
2. SI unit of electric current is ‘ampere’ and it is denoted as A.
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