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Physics
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A ball is dropped into a deep crater and is heard to hit the water 3.41 s after being dropped. Determine the depth of the crater

Apr 7th, 2015

a = -9.8 m/s2

t = 3.41 s

vi = 0 m/s

Find:

d = ??
d = vi*t + 0.5*a*t2

d = (0 m/s)*(3.41 s)+ 0.5*(-9.8 m/s2)*(3.41 s)2

d = 0 m+ 0.5*(-9.8 m/s2)*(11.63 s2)

d = -57.0 m


Apr 7th, 2015

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