7. Jared takes 2 uniform planks that each have a mass of 8 kg and a length of 4.2 meters. They are placed so that they f
Posted: Wed May 04, 2022 1:44 pm
7. Jared takes 2 uniform planks that each have a mass of 8 kg and a length of 4.2 meters. They are placed so that they form a tent shape with a frictionless pivot connecting them. Between the floor and the boards, the coefficient of static friction, u=0.20. What is the largest angle 0 that each board makes with the vertical to the ground such that the arrangement will not slip? L 77777 777