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JAMB Physics 2012 Question 45

Question 45

Electromagnetic Spectrum

The process of detecting a pin mistakenly swallowed by a child is x - ray

  1. A.diagnosis
  2. B.therapy
  3. C.crystallography
  4. D.mammography.
Show the answer and explanation

Answer: A (diagnosis)

Explanation

Taking an X-ray picture to find something inside the body is X-ray diagnosis. Therapy treats disease, crystallography studies crystals and mammography examines breasts.