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A 1920 kilogram car accelerates uniformly from rest to 12.1 m/s in 2.58 second.
Compute the work done on the car in this time.
Answer in units of J.
Compute the average power delivered by the engine in the first 1.548 second.
Answer in units of W.
Compute the instantaneous power delivered by the engine at t2 =1.1094 second.
A skier of mass 65.0 kg is racing down a giant slolam course. She starts at the top of the top of the course at rest. Over the course of her run, Calculate the force of kinetic friction over her run
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without moving you will suddenly see the penny magically appear. if you look into the cup at an angle of 70.0 degrees
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