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5.2 The electromagnetic spectrum

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Question 8

An X-ray source produces X-rays. The X-rays travel through a vacuum.

QuantityValue
Wave speed3.0 × 108 m/s
Wavelength1.0 × 10-10 m

Use f=vλf = \dfrac{v}{\lambda}f=λv​.

Calculate the frequency of the X-rays.

[2]
Markscheme

5.2 The electromagnetic spectrum Questions

  1. GCSE
  2. /Physics
  3. /5.2 The electromagnetic spectrum

84 exam-style questions on Edexcel GCSE Physics 5.2 The electromagnetic spectrum, covering 5.2.1 Electromagnetic waves and refraction in glass (core practical), 5.2.2 Groups of the electromagnetic spectrum, 5.2.3 Wavelength-dependent behaviour of EM waves, and 5.2.4 Velocities of EM waves in different substances. Each one has a worked solution and a mark scheme showing where the marks go.

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