Question
1.. You are standing 10 meters from a light source. Then, you back away from the light source until you are 20 meters away from
1.. You are standing 10 meters from a light source. Then, you back away from the light source until you are 20 meters away from it. From your perspective, what has happened to the intensity of the wave? *
A . It has increased by a factor of two.
B .It has decreased by a factor of four.
C . It has increased by a factor of four.
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Economics
Authors: Stephen Slavin
11th Edition
978-0078021800, 0078021804
