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A ball is thrown vertically with a velocity of 5 m/s towards the ground from the top of a building of height 10 m. What is the change in its speed, when the ball is about to hit the ground? Take g=10 m/s2. |
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Answer» A ball is thrown vertically with a velocity of 5 m/s towards the ground from the top of a building of height 10 m. What is the change in its speed, when the ball is about to hit the ground? Take g=10 m/s2. |
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