A cannon fires a shell straight upward; 1.9 s after it is launched, the shell is moving upward with a speed of 17 m/s. Assuming air resistance is negligible, find the speed (magnitude of velocity) in meters per second of the shell at launch and 5.5 s after the launch.
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A cannon fires a shell straight upward; 1.9 s after it is launched, the shell is moving upward with...
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Mathematics, 13.02.2020 19:40
Mathematics, 13.02.2020 19:40
