Physics, 15.07.2020 21:01 cbyearty56361

g At 4 ft. from a point source of gamma radiation the intensity is 158 mRem/hr. How far away would you have to move to decrease the intensity to 17 mRem/hr.? [I1/I2 = (D2)2/(D1)2] I1(D1)2 = I2(D2)2

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g At 4 ft. from a point source of gamma radiation the intensity is 158 mRem/hr. How far away would y...