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Electromagnetic spectrum

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Question 117

A thermal imaging camera is used at an airport to screen passengers for elevated body temperature.

Which type of electromagnetic radiation does the camera detect?

A

gamma rays

B

infrared

C

radio waves

D

ultraviolet

Markscheme

Electromagnetic spectrum Questions

  1. IGCSE
  2. /Physics
  3. /Electromagnetic spectrum

198 exam-style questions on CIE IGCSE Physics Electromagnetic spectrum, covering Electromagnetic spectrum. Each one has a worked solution and a mark scheme showing where the marks go.

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