Intensity: A light source radiates 60.0 W of single-wavelength sinusoidal light uniformly in all directions. What is the average intensity of the light from this bulb at a distance of 0.400 m from the bulb?
A. 14.9 W/m2
B. 37.2 W/m2
C. 27.4 W/m2
D. 11.9 W/m2
E. 29.8 W/m2
Answer: E
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