A cyclist is riding up a hill having a constant slope of 30º with respect to the horizon at a constant speed (in a straight line).Which statement is true?
A)The net force on the bike (due to gravity,the normal force,and friction)is zero.
B)The net force on the bike (due to gravity,the normal force,and friction)is in the direction of motion.
C)The net force on the bike (due to gravity,the normal force,and friction)is in the opposite direction of motion.
D)None of the above statements are true.

Question

Quizplus · Accepted Answer

Since the cyclist is moving at a constant speed in a straight line, the net force acting on the bike must be zero according to Newton's first law of motion.

A Cyclist Is Riding Up a Hill Having a Constant