A 21.6-kg box rests on a frictionless ramp with a 15.1° slope.?
The mover pulls on a rope attached to the box to pull it up the incline. If the rope makes an angle of 38.0° with the horizontal, what is the smallest force F the mover will have to exert to move the box up the ramp?
=____________ N
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21.6 x 15.1 - (21.6 x (38-15.1))