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Original Question
An object is dropped from a platform 100 feet high. Ignoring wind resistance, what will its speed be when it reaches the ground...Asked by Sierra
An object is dropped from a platform 400 ft high. Ignoring wind resistance, what will its speed be when it reaches the ground?
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Answered by
R_scott
flight time (t) = √(2 h / g) = √(2 * 400 / 32) ... solve for t
speed (velocity) = g t = 32 * t ... ft/sec
speed (velocity) = g t = 32 * t ... ft/sec