You Push a 325 N trunk up a 20 degree inclined plane at a constantvelocity by exerting a 211 N force parallel to the plane's surface
a. what is the component of the trunk's weight parallel to theplane?
b. what is the sum of all forces parallel to the plane'ssurface?
c. what are the magnitude and direction of the frictionforce?
d. what is the coefficient of friction?