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April 26, 2015

Homework Help: physics

Posted by Saumya on Thursday, October 13, 2011 at 2:36am.

A cart loaded with bricks has a total mass of 13.5 kg and is pulled at constant speed by a rope.The rope is inclined at 27.9 degrees above the horizontal and the cart moves 13mts on a horizontal floor.The co efficient of kinetic friction between ground and cart is 0.3.The acceleration of gravity is 9.8 m/s^2.How much work is done on the cart by the rope.

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