The half is the correct unit used to report the measurement of

Options

A. the obility of a beam of gamma rey photons to produce ions in a target
B. the energy effect by radiation to a target
C. the biological effect of radiation
D. the rate of decay of a radioactive source

Answer

C

Explanation

The risk possed to a human being by any radiation exposure depends partly upon the absorbed dose , the amount of energy absorbed per gram of it state Absorbed does is expressed in red A and is equal to `100` orgs of energy obserbed `1` gram of insure The more modern interationally adopted unit is the gray (named after the English medical phyaicis `1 H` gray) one grey equals `100 rad`