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Q. |
If the radiation intensity is 5 Gy/h (500 R/h) at a distance of 152.4 cm (5 feet) from a source, how far is it to the point where the radiation intensity is 0.05 Gy/h (5 R/h)? |
A. | 1676.4 cm (55 feet) |
B. | 1981 cm (65 feet) |
C. | 1524 cm (50 feet) |
D. | 762 cm (25 feet) |
Answer» C. 1524 cm (50 feet) |
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