(Answered) A monochromatic point source of light emits 55 w of

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A monochromatic point source of light emits 5.5 W of electromagnetic power uniformly in all directions. Find the (magnitude of the) Poynting vector at a point situated at each of the following locations:

(a) 0.45 m from the source

(b) 0.51 m from the source

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