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April 21, 2014

Homework Help: physics

Posted by monic on Wednesday, October 10, 2012 at 11:24pm.

A block of mass 2.50 kg is pushed 2.80 m along a frictionless horizontal table by a constant 12.0 N force directed 25.0° below the horizontal.
(a) Determine the work done by the applied force.
J

(b) Determine the work done by the normal force exerted by the table.
J

(c) Determine the work done by the force of gravity.
J

(d) Determine the work done by the net force on the block.
J

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