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Physics
Physics
Problem
A boy standing near a vertical cliff claps his hands and hears the echo after 3.2 s. If the speed of sound in air is
340
m/s
340\,\text{m/s}
340
m/s
, how far is the boy from the cliff? a)
528
m
528\text{ m}
528
m
b)
1088
m
1088\text{ m}
1088
m
c)
544
m
544\text{ m}
544
m
d)
272
m
272\text{ m}
272
m
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