For a certain resistor the graph of potential difference (y-axis) against current…

PHYSICS · Subjective · A Level · Physics · Electricity · Electricity

Problem

For a certain resistor the graph of potential difference (y-axis) against current (x-axis) is a straight line through the origin. One point on the graph is (0.3 A, 1.8 V). Calculate the resistance of the resistor.

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