A potential difference of is applied across a resistor

PHYSICS · Single correct · A Level · Physics · Electricity · Electricity

Problem

A potential difference of 5 V5\,\text{V} is applied across a 2 kΩ2\,\text{k}\Omega resistor. Calculate the current passing through the resistor. (a) 25 mA25\,\text{mA} (b) 2.5 mA2.5\,\text{mA} (c) 0.25 mA0.25\,\text{mA} (d) 5 mA5\,\text{mA}

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