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The current through a 12 Ω resistor in an electric circuit is 1.5 A. Calculate the potential difference across the resistor.
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9 votes
The current through a 12 Ω resistor in an electric circuit is 1.5 A. Calculate the potential difference across the resistor.

User StatsNoob
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1 Answer

15 votes
15 votes

Hello!

We can use Ohm's Law to solve for the potential difference across a resistor given the current and resistance:


V = iR

V = Potential Difference (? V)
i = Current (1.5 A)

R = Resistance (12 Ω)

Plug in the known values and solve.


V = (1.5)(12) = \boxed{18 V}

User Kurunical
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