O-LevelPhysicsThermal Physics5054/11 · May/June 2015 · Q181 Mark

In a liquid-in-glass thermometer, the liquid column is 2.0 cm long at 0°C and it expands 10.0 cm when heated to 100 °C. Measuring from P, how long is the liquid column at 30°C?

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A2.3 cm

B3.0 cm

C5.0 cm

D7.0 cm

✓ Correct answer

C: 5.0 cm

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Topic: Thermal Physics, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, May/June 2015 Paper 1 Variant 1, question 18.

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