A large box with mass 45 kg is being pushed up a ramp at a, Ask an Expert

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A large box with mass 45 kg is being pushed up a ramp at a 32 degree incline at a constant velocity by a man pushing parallel to the incline of 7.80 m. If the coefficient of kinetic friction is 0.25, what is:

a. the force the man is pushing on the box

b. the work done by a man on the box

c. the force of friction

d. the work done by the friction force.

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