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

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Solution

Answer: (b) sliding friction is less than rolling friction
We know that rolling friction is smaller than the sliding friction.
So, the statement: "sliding friction is less than rolling friction" is incorrect.
So, option (b) is correct.

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Is static friction greater than rolling friction?

Q. Statement 1: Sliding friction is greater than rolling friction.

Statement 2: Sliding friction is greater than static friction.

Which of the following statement(s) is/are correct?

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

Q. A book is lying on the horizontal table top. If we tilt the table a little, then the book starts sliding down slowly. This happens because:
(a) sliding friction is greater than static friction
(b) sliding friction is less than force of gravity
(c) static friction is greater than sliding friction
(d) force of gravity is less than sliding friction

Is rolling friction greater than sliding friction?

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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

Answer: (b) sliding friction is less than rolling frictionWe know that rolling friction is smaller than the sliding friction.So, the statement: "sliding friction is less than rolling friction" is incorrect.So, option (b) is correct.

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

Answer: (b) sliding friction is less than rolling friction
We know that rolling friction is smaller than the sliding friction.
So, the statement: "sliding friction is less than rolling friction" is incorrect.
So, option (b) is correct.