A-LevelMathematicsMechanicsOct/Nov 2017Paper 4 Q58 Marks
A cyclist is riding up a straight hill inclined at an angle α to the horizontal, where sin α = 0.04. The total mass of the bicycle and rider is 80 kg. The cyclist is riding at a constant speed of 4 m s⁻¹. There is a force resisting the motion. The work done by the cyclist against this resistance force over a distance of 25 m is 600 J.
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