Q.

The damage of the human body due to radiation (x-rays or y-rays etc,) is measured in

A. Rads
B. Rems
C. Roentgen
D. Curie
Answer» A. Rads
Explanation: The rad is a unit of absorbed radiation dose, defined as 1 rad = 0.01 Gy = 0.01 J/kg. It was originally defined in CGS units in 1953 as the dose causing 100 ergs of energy to be absorbed by one gram of matter.
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