A-LevelMathematicsMechanicsOct/Nov 2025Paper 4 Q26 Marks
The engine of a motorcycle can generate a maximum power of 105kW. The mass of the motorcycle and its rider is 400kg. The total resistance to the motion of the motorcycle and its rider is cvN, where vms⁻¹ is the motorcyclist's speed and c is a constant. The motorcyclist travels along a straight horizontal road under maximum engine power. When the motorcyclist's speed is 35 ms⁻¹, his acceleration is 0.5 ms⁻².
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