Question

129. Which one
incorrect?
Which one of the following statements is
[NEET (UG) 2018]
(A) Rolling friction is smaller than sliding
friction.
(B) Limiting value of static friction is
directly proportional to normal reaction.
Frictional force opposes the relative
motion.
Coefficient of sliding friction has
dimensions of length.
C)
(D)​

Answer 1

Answer:

B or D( one )of them is the wrong statement.

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