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A rifle is aimed horizontally at a target 54 {rm m} away. The bullet hits the target 2.0 {rm cm} below the aim point.
A)What was the bullet's flight time?B)What was the bullet's speed as it left the barrel?
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A rock takes 2.1 s to hit ground when it is thrown straigh up from a cliff with initial velocity of 7.5 m/s. Calculate height of the cliff in m & length it would take to reach the ground if thrown down with same speed.
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