what force must be applied along the belt? 7. Abridge whose total weight is 4500 N is 20 m long and supported at each end. Find the forces exerted at each end when a 1600-N tractor is located 8 m from the left end. Ans. 2890 N, 3210 N 10 ft letfornm woiching 40 lh is ortod ot

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