Mathematics (AS & A Level) · Feb / March 2016 · Paper 42 · Question 1
9709
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A cyclist has mass 85 kg and rides a bicycle of mass 20 kg. The cyclist rides along a horizontal road against a total resistance force of 40 N. Find the total work done by the cyclist in increasing his speed from 5 m s−1 to 10 m s−1 while travelling a distance of 50 m. [3]
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