O-LevelPhysicsThermal Physics5054/11 · May/June 2017 · Q181 Mark

Four beakers contain equal volumes of water at two different temperatures. The beakers are placed in the open air. From which beaker does water evaporate the fastest?

Asurface area of beaker/cm²: 20, temperature of water/°C: 20

Bsurface area of beaker/cm²: 20, temperature of water/°C: 40

Csurface area of beaker/cm²: 40, temperature of water/°C: 20

Dsurface area of beaker/cm²: 40, temperature of water/°C: 40

✓ Correct answer

D: surface area of beaker/cm²: 40, temperature of water/°C: 40

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, May/June 2017 Paper 1 Variant 1, question 18.

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