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11 Aug 2019
A 2 kg car moves horizontally on a rough road with coefficient of kinetic friction 0.2. It accelerates from rest to 30 m/s in 10 s. Find the total work done on the car, the work done by friction, the work done by the engine, and the power delivered by the engine at 4.0 s.
A 2 kg car moves horizontally on a rough road with coefficient of kinetic friction 0.2. It accelerates from rest to 30 m/s in 10 s. Find the total work done on the car, the work done by friction, the work done by the engine, and the power delivered by the engine at 4.0 s.
Elin HesselLv2
13 Aug 2019
