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2.3.3a Thermal radiation

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Question 71

Four identical metal plates, each painted with a different surface finish, are placed at equal distances from a powerful infrared lamp.

Which plate shows the fastest rate of temperature increase when the lamp is switched on?

A

matt black

B

matt white

C

shiny black

D

shiny silver

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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