O-LevelPhysicsThermal Physics5054/12 · May/June 2019 · Q151 Mark

The pressure on the gas contained in a sealed syringe is slowly doubled. The volume of the gas halves. What must be true about the density and the temperature of the gas?

Adecreases | increases

Bincreases | decreases

Cincreases | remains constant

Dremains constant | increases

✓ Correct answer

C: increases | remains constant

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Topic: Thermal Physics, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, May/June 2019 Paper 1 Variant 2, question 15.

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