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Electromagnetic spectrum

Electromagnetic spectrum

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Question 69

Which part of the electromagnetic spectrum is commonly used in short-range remote controls, such as television controllers?

A

infrared

B

microwaves

C

ultraviolet

D

X-rays

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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