Determine the force applied in the horizontal direction
A 50-cm x 30-cm x 20-cm block weighing 150 N is to be moved at a constant velocity of 0.8 m/s on an inclined surface of 20 degrees, with a friction coefficient of 0.27. Determine the force F that needs to be applied in the horizontal direction.
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The horizontal force moves the 3 kg package up a smooth hill whose profile is given by y = x2/4, where x and y are in meters. Determine the velocity vector of the package in Cartesian coordinates when x = 3m.
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