Solution: The board is used to hold the end of a four-way
Chapter 4, Problem 4-59(choose chapter or problem)
The board is used to hold the end of a four-way lug wrench in position. If a torque of 30 N # m about the x axis is required to tighten the nut, determine the required magnitude of the force F that the mans foot must apply on the end of the wrench in order to turn it. Force F lies in a vertical plane.
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