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5.4 Uses and dangers of EM radiation

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Question 29
H

The frequency of the oscillations in a transmitting circuit is doubled. The emitted waves still travel through the same vacuum. Which pair describes the changes in wavelength and in the frequency induced in a receiving aerial?

[1]
A

wavelength doubles; receiving frequency doubles

B

wavelength halves; receiving frequency doubles

C

wavelength halves; receiving frequency halves

D

wavelength doubles; receiving frequency halves

Markscheme

5.4 Uses and dangers of EM radiation Questions

  1. GCSE
  2. /Physics
  3. /5.4 Uses and dangers of EM radiation

104 exam-style questions on Edexcel GCSE Physics 5.4 Uses and dangers of EM radiation, covering 5.4.1 Dangers of electromagnetic radiation, 5.4.2 Uses of electromagnetic radiation, 5.4.3 Radio waves and oscillations in circuits, and 5.4.4 Changes in atoms and nuclei generating radiation. Each one has a worked solution and a mark scheme showing where the marks go.

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