At 61 cm (two feet) from a radiation source, radiation intensity is 3 – McqOptions

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1.	At 61 cm (two feet) from a radiation source, radiation intensity is 3 Gy/h (300 R/h). What is the Intensity at 244 cm (8 feet) from the source?
A.	0.12 Gy/h (12R/h)
B.	1.2 Gy/h (120 R/h)
C.	0.1875 Gy/h (18.75 R/h)
D.	0.28 Gy/h (28 R/h)
Answer» D. 0.28 Gy/h (28 R/h)

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