O-LevelPhysicsThermal Physics5054/12 · May/June 2017 · Q241 Mark

The bulbs of the four thermometers shown all contain mercury. Which thermometer is the most sensitive?

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Asmall bulb, narrow tube

Blarge bulb, wide tube

Csmall bulb, wide tube

Dlarge bulb, narrow tube

✓ Correct answer

D: large bulb, narrow tube

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Topic: Thermal Physics, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, May/June 2017 Paper 1 Variant 2, question 24.

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