To keep a large crate moving across a rough floor, you push down on it at an angle (theta)= 26°. What is the normal force when the crate moves at constant velocity, given that the mass of the crate is m = 30.0 kg and the coefficient of kinetic friction between the crate and the floor is 0.31?

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Newton's Second Law

Newton’s laws of motion describe the relationship between the motion of an object and forces acting on it. Newton’s law of motion has two types as follows: