Physics, 31.03.2020 03:50 jkenkw4667
A ball of mass 2.0 kg falls vertically and hits the ground with speed 7.0 ms-1 as shown below.
The ball leaves the ground with a vertical speed 3.0 m/s. The magnitude of the change in momentum of the ball is
A. zero.
B. 8.0 Ns.
C. 10 Ns.
D. 20 Ns.
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A ball of mass 2.0 kg falls vertically and hits the ground with speed 7.0 ms-1 as shown below.
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