A-LevelMathematicsMechanicsOct/Nov 2023Paper 4 Q14 Marks
A block of mass 15kg slides down a line of greatest slope of an inclined plane. The top of the plane is at a vertical height of 1.6m above the level of the bottom of the plane. The speed of the block at the top of the plane is 2ms⁻¹ and the speed of the block at the bottom of the plane is 4 ms⁻¹. Find the work done against the resistance to motion of the block.
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