A straight line passing through the origin is obtained when potential difference (V)…

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

Problem

A straight line passing through the origin is obtained when potential difference (V) is plotted against current (I) for a certain conductor. Explain what this observation tells about the conductor’s behaviour.

Related theory

Ohm's Law
Ohm's Law (Macroscopic)
Ohm's law, V-I graphs and ohmic/non-ohmic conductors
Current Electricity
Ohm's law and V-I graphs
Electricity
Ohm's law and its limitations
Electric Circuits

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