Define Ohm's law. Also write its SI unit.
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In normal conditions or without change the physical conditions the potential difference is always directly proportional to the current flow through the wire or conductor.
V proportional to I
V=IR
where V is potential difference ,,I is current
and R is resistance.
The Si unit of Resistance is Ohm.
V proportional to I
V=IR
where V is potential difference ,,I is current
and R is resistance.
The Si unit of Resistance is Ohm.
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