1 Gy is equal to
Correct answer: B. 1 JKg-1
- A. 1 Jkg
- B. 1 JKg-1
- C. 1J-1Kg
- D. J-1 Kg-1
Explanation
One Gy is the international system of units (SI) equivalent to 100 rads, which is equal to an absorbed dose of 1 Joule/kilogram.
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About Biological and Medical Uses of Radiation
Radiation in medicine includes X-rays and gamma rays for imaging, radioactive tracers for diagnosis, and controlled radiation for destroying cancerous tissue. The topic also covers CT scans, PET imaging, radiotherapy, sterilisation, half-life and dosage, alongside biological damage, shielding and the need to balance diagnostic or therapeutic benefit against exposure.
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