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A Monochromatic Point Like Light Source Emits 1

Question 22

Multiple Choice

A monochromatic point like light source emits 1.50 W of electromagnetic power uniformly in all directions.How far from the point source is the Poynting vector 0.367 W/m2?


A) 0.65 m
B) 0.75 m
C) 0.51 m
D) 0.57 m
E) 0.88 m

Correct Answer:

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