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EasyPhysicsNewton's Laws of Motion
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Choose the option containing correct statements. A. Frictional force opposes the relative motion between the surfaces in contact. B. Limiting value of static friction force is directly proportional to normal reaction between the surfaces in contact. C. Generally, coefficient of kinetic friction μk is greater than coefficient of static friction μs. D. Coefficient of kinetic friction has dimensions of length.
A
A, B and C only
B
B, C and D only
C
A and B only
D
A and C only
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