O-LevelPhysicsThermal Physics5054/11 · Oct/Nov 2012 · Q171 Mark

A student uses a double-walled glass vessel to contain a hot liquid. What reduces the heat loss by radiation?

This question uses a diagram from the original paper, which isn't shown here. Open the full paper from the past papers archive to see it.

Avacuum in the space between the walls

Bpainting surface Q black

Cpainting surface R black

Dpainting surface S silver

✓ Correct answer

D: painting surface S silver

Oracle Prep sorts past-paper questions by topic, so you can drill Thermal Physics and see which topics are most likely to come up next.

Topic: Thermal Physics, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, Oct/Nov 2012 Paper 1 Variant 1, question 17.

Questions and mark schemes are from past examination papers and remain the copyright of the exam board. How Oracle Prep builds its content