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Force and Laws of Motion
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29/10/2021 9:47 pm
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A man throws a ball weighing 500 g vertically upwards with a speed of 10 m/s.
(i) What will be its initial momentum?
(ii) What would be its momentum at the highest point of its flight?
1 Answer
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29/10/2021 9:49 pm
Mass of ball = 500 g = 0.5 kg
Initial velocity = 10 m/s
(i) Initial momentum = 0.5 x 10 = 5 kg.m/s
(ii) Velocity at the highest point = 0 m/s
Momentum at the highest point = 0.5 x 0 = 0 kg.m/s