Physics 5054 · O Level · Radiation

Radiation — practice question

Energy may be transferred by thermal radiation. Four surfaces differ in colour and texture. They are all at the same temperature and each has the same surface area. Which surface transfers energy by thermal radiation at the greatest rate?

  • Ablack and dull surface
  • Bblack and shiny surface
  • Cwhite and dull surface
  • Dwhite and shiny surface

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