Homework Help: physics

Posted by Steve on Tuesday, February 21, 2012 at 5:07pm.

A 50 kg crate is pushed at constant speed up the frictionless 31° ramp shown in the figure.

A)What horizontal force F is required?
B)What force is exerted by the ramp on the crate?

physics - drwls, Tuesday, February 21, 2012 at 5:45pm
The component of the horizontal force up the ramp must equal the component of the weight down the ramp, in a frictionless situation with no acceleration.

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