O A heavy box is to be dragged along a rough horizontal

Last updated: 6/5/2023

O A heavy box is to be dragged along a rough horizontal floor To do so person A pushes it at an angle 30 from the horizontal and requires a minimum force FA while person B pulls the box at an angle 60 from the horizontal and needs minimum force FB If the coefficient of friction between 3 FA is the ratio FB the box and the floor is F cose 3 mg Fasing 5 5 1 3 3 312 1 2 4 3 2 3 Fb cos 0 3 mg Fosing 5 2014 Fa cose Msingi mg F 2050 Msin 0 mg