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2.3.3a Thermal radiation

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Question 49

Which change will cause an increase in the rate of thermal radiation emitted by an object?

A

changing the surface texture from dull to shiny

B

decreasing the surface area

C

changing the surface colour from white to black

D

decreasing the temperature of the object

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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