The 80-kg man tries to lower the 150-kg crate using a rope that passes over the rough
Chapter 8, Problem 8105(choose chapter or problem)
The 80-kg man tries to lower the 150-kg crate using a rope that passes over the rough peg. Determine the least number of full turns in addition to the basic wrap (165) around the peg to do the job. The coefficients of static friction between the rope and the peg and between the mans shoes and the ground are and , respectively.
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