O-LevelPhysicsElectricity5054/11 · May/June 2016 · Q321 Mark

The graph is the voltage-current graph for two resistance wires P and Q. The wires are made from the same material and have equal lengths. The resistances of the wires and their cross-sectional areas are different. Which wire has the greater resistance and which wire has the larger cross-sectional area?

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AP, P

BP, Q

CQ, P

DQ, Q

✓ Correct answer

B: P, Q

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Topic: Electricity, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, May/June 2016 Paper 1 Variant 1, question 32.

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