WHAT IS THE CAUSE OF ROLLING FRICTION?
Rolling friction is caused by the interference of small cavities formed as one surface rolls over another.
What is rolling friction? What is the need of converting sliding friction into rolling friction?
What is sliding friction and rolling friction.
Which of these statements describe the correct properties of friction?
A. Rolling friction is always greater than sliding friction.
B. Friction acts in the opposite direction of relative motion.
C. Friction causes the surfaces in contact to wear away.
D. Friction produces heat energy.