71. A crane lifts a weight of m = 3 m with acceleration

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Uploaded: 04.08.2014
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71. A crane lifts a weight of m = 3 m with acceleration a = 0.5 m / s2. Determine the average power of <N> for crane from time t1 = 4 s to t2 = 8, if the efficiency of the crane η = 40%.

Additional information

Detailed solution. Decorated in Microsoft Word 2003. (Target decided to use formula editor)

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