Multiple Choice
Many physical quantities are connected by inverse square laws, that is, by power functions of the form .In particular, the illumination of an object by a light source is inversely proportional to the square of the distance from the source. Suppose that after dark you are in a room with just one lamp and you are trying to read a book. The light is too dim and so you move
the distance to the lamp. How much brighter is the light?
A) times
B) times
C) times
D) times
E) times
Correct Answer:

Verified
Correct Answer:
Verified
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