Of the various types of friction, which has the maximum value between two surfaces in contact?
Of the various types of friction, static friction has the maximum value. It must be overcome before an object starts slipping on a surface.
Which of the following statements is incorrect? (a) static friction is greater than rolling friction (b) sliding friction is less than rolling friction (c) rolling friction is less than static friction (d) static friction is greater than sliding friction
Ball bearing is a device which usually converts: (a) rolling friction into sliding friction (b) static friction into sliding friction (c) sliding friction into rolling friction (d) rolling friction into static friction