In: Physics
To push a crate of mass 55 kg up a frictionless
ramp with an angle of 50 ° to the horizontal, a
worker exerts a force of 1050 N parallel to the
incline.
The crate moves a distance of 5 m
What work is done on the crate by the worker?
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What work is done by the weight of the crate?
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What work is done by the normal force exerted by the floor on the
crate??
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What is the total work done on the crate?