GK Question

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MRI stands for Magnetic ________ Imaging.

  1. Resonance
  2. Radiation
  3. Reflection
  4. Refraction

Answer: Resonance

MRI uses strong magnetic fields and radio waves to align hydrogen nuclei; resonance signals create detailed soft-tissue images. No ionizing radiation, unlike CT/X-rays. [[NCERT Physics Class 12]]

Topic Physics - Medical Physics
Exam Relevance SSC CGL, Railway NTPC, UPSC CAPF