Is static friction greater than rolling friction?
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
Is rolling friction 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