Laws of Motion

Question: A block of mass 1 kg slides down on a rough inclined plane of inclination 60o starting from its top. If the coefficient of kinetic friction is 0.5 and length of the plane is 1 m, then work done against friction is (Take g = 9.8 m/s2)



1) 9.82 J
2) 4.94 J
3) 2.45J
4) 1.96 J
Solution: Explanation: No Explanation
Friction Motion on Inclined Surface

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