The bar of mass m pulls a thread for a constant rate

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Uploaded: 25.01.2014
Content: 10183.tif (21,02 kB)
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Description

The bar of mass m pulls a thread of a constant speed up the inclined plane at an angle alpha with the horizon. The friction coefficient equal to k. Find the angle beta, which should be a thread with an inclined plane to the thread tension was the smallest. What does it matter?

Additional information

Task 10183. Detailed solution shorthand terms, formulas and laws used in the decision, the withdrawal of the calculation formula and the response.

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