There is a vehicle accident containing a 2000 Ci source of Co-60 that you believe the container has been damaged and the Co-60 is exposed. What is the dose rate at 10 meters?
(1 Ci of Co-60 gives 1.13 rem/hr at 1 meter).
Hint. Calculate the dose rate at 1 meter then use the inverse square law.
A. 2260 rem/hr
B. 226.0 rem/hr
C. 22.60 rem/hr
D. 2.260 rem/hr