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2.3.3a Thermal radiation

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Question 36

Four identical metal canisters are filled with equal volumes of hot water at 80∘C80^\circ\text{C}80∘C and placed in a cool room. Each canister has a different surface finish:

  • Container 1: dull black
  • Container 2: dull white
  • Container 3: shiny black
  • Container 4: shiny white

Which container will show the fastest initial rate of temperature drop?

A

Container 1 (dull black)

B

Container 2 (dull white)

C

Container 3 (shiny black)

D

Container 4 (shiny white)

Markscheme

2.3.3a Thermal radiation Questions

  1. IGCSE
  2. /Physics
  3. /2.3.3a Thermal radiation

99 exam-style questions on CIE IGCSE Physics 2.3.3a Thermal radiation. Each one has a worked solution and a mark scheme showing where the marks go.

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