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
Correct Answer:

Verified
Correct Answer:
Verified
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