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Electromagnetic spectrum

Electromagnetic spectrum

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Question 101

Different parts of the electromagnetic spectrum are used for different purposes. Below are four statements about parts of the spectrum.

  • Statement 1: Microwaves are used to transmit television signals to and from satellites.
  • Statement 2: Ultraviolet radiation is used in sunbeds.
  • Statement 3: Gamma rays are used to send signals through optical fibres.
  • Statement 4: Radio waves are used to sterilize medical equipment.

Which statements are correct?

A

1 and 2

B

1 and 4

C

2 and 3

D

3 and 4

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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