a ball is thrown upwards with a velocity of 20 metre per second. what will be the velocity of the ball when it reaches the height of 10 metre
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u = 20 m/s
h = 10 m
g = 9.8 m/s²
v² = u² - 2gh = 20² - 2×9.8×10 = 400 - 196 = 204
v = √204 = 14.28 m/s Ans.
h = 10 m
g = 9.8 m/s²
v² = u² - 2gh = 20² - 2×9.8×10 = 400 - 196 = 204
v = √204 = 14.28 m/s Ans.
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