Suppose that 1100 j of work is done by the force 30 n in moving the suitcase a distance of 50 m. At what angle is the force oriented with respect to the ground?

Answer 1

Work = Fx*d = 30*CosA * 50 = 1100 J.
1500CosA = 1100
CosA = 0.73333
A = 42.8o