77. The balloon rises vertically from the ground up wit
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77. The balloon rises vertically from the ground up with an acceleration of a = 0,9 m / s2. After t1 = 12 s after the start of its passenger traffic dropped nut. Determine the time tpad falling nuts to Earth; υpad its speed at the time of impact with the Earth.
Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)