Radiology Intensity of radiation at a distance of 4 cm is R. At the distance of 2 cm, the intensity will be? A 1/2 R B R C 2 R D 4 R 💡 Explanation Intensity of radiation at a distance of 4 cm is R. At the distance of 2 cm, the intensity will be? ✓ Correct Answer: D. 4 R