Physics 5054 · O Level · Melting, boiling and evaporation

Melting, boiling and evaporation — practice question

Four beakers each have the same volume of water, but the water is at two different temperatures. The beakers are left in the open air. In which beaker does the water evaporate most quickly?

  • Asurface area $20\,\text{cm}^2$, temperature $20^\circ\text{C}$
  • Bsurface area $20\,\text{cm}^2$, temperature $40^\circ\text{C}$
  • Csurface area $40\,\text{cm}^2$, temperature $20^\circ\text{C}$
  • Dsurface area $40\,\text{cm}^2$, temperature $40^\circ\text{C}$

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