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Component 3 Light, Nuclei and Options
Quick questions on Medical physics: X-rays, ultrasound, PET scanning and radiation dose - Eduqas A-Level Physics
3short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.
What is q1?Show answer
State the equation for the attenuation of an X-ray beam through tissue. [1 mark]
What is q2?Show answer
Explain why a coupling gel is used in ultrasound scanning. [2 marks]
What is q3?Show answer
State the unit of absorbed dose and what it measures. [2 marks]
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