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Non-ionising imaging (A-level only)

MediumHard
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Question 8
1.

State the purpose of the gradient magnetic field coils in a magnetic resonance imaging (MRI) scanner.

[1]
2.

Explain how the relaxation process of hydrogen nuclei (protons) is utilized to distinguish between different tissue types in an MRI scan.

[2]
Markscheme

Non-ionising imaging (A-level only) Questions

  1. A Level
  2. /Physics
  3. /Non-ionising imaging (A-level only)

12 exam-style questions on AQA A Level Physics Non-ionising imaging (A-level only), covering Ultrasound imaging (A-level only), Fibre optics and endoscopy (A-level only), and Magnetic resonance (MR) scanner (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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