[" Is "A" block of mass "1" kg slides do...

[" Is "A" block of mass "1" kg slides down a rough inclined "],[" plane of inclination "60^(@)" starting from its top.If "],[" coefficient of kinetic friction is "0.5" and length of the "],[" plane "d=2m," then work done against friction is "],[[" (a) "2.45J," (b) "4.9J," (c) "9.8J," (d) "19.6J]]

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[" Is "A" block of mass "1" kg slides down a rough inclined "],[" plane of inclination "60^(@)" starting from its top.If "],[" coefficient of kinetic friction is "0.5" and length of the "],[" plane "d=2m," then work done against friction is "],[[" (a) "2.45J," (b) "4.9J," (c) "9.8J," (d) "19.6J]]

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