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A ball is rolled horizontally off a table with an initial speed of 0.21 m/s. A s...
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A ball is rolled horizontally off a table with an initial speed of 0.21 m/s. A stopwatch measures the ball's trajectory time from table to the floor to be 0.3 s. What is the height of the table? (g = 9.8 m/s2 and air resistance is negligible)
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