a ball hit a wall horizantily at 6.0 ms it rebound horizontally at 4.4 ms. calculate the average speed of whole journey
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Explanation:
A ball hits a wall horizontally at 6.0 ms. It rebounds horizontally at 4.4 ms. The ball is in contact with
the wall for ...
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Answer:
initial velocity=6m/sec(forward)
final velocity=4.4m/sec(backward)=4.4m/sec(forward)
acceleration=change in velocity/ time
=(-4.4-6)/0.04=-10.4/0.04
=. -1040/4=-260m/sec^2(forward)
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