Question
A ball is dropped from a rooftop of a building and falls for two seconds. The acceleration of gravity is 9.8 m/s 2 . The
A ball is dropped from a rooftop of a building and falls for two seconds. The acceleration of gravity is 9.8 m/s2. The ball is referred to at the two-second time.
The acceleration of the ball in m/s2 is
0.
4.9.
9.8.
19.6.
none of these?
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Fundamentals of Physics
Authors: Jearl Walker, Halliday Resnick
8th Extended edition
471758019, 978-0471758013
