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A tennis bal is hit vertically upward with a speed of 210

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Reference no: EM13616720

A tennis bal is hit vertically upward with a speed of 21.0 m/sec from the roof of an office-building that is 275 ft above the ground. How long after being hit does the ball strike the ground ? (1 m = 3.281 ft)

Reference no: EM13616720

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