a cyclist along with the machine weighs 80 kg ,starting from rest he picks up a velocity of 15 m/s over a distance of 30 m .Calculate the work done by the cyclist and the power developed by him in 4s.
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Explanation:Relate the work done during a time interval to the power delivered; Find the power ... The concept of work involves force and displacement; the work-energy ... Estimate the power expended by a weightlifter raising a 150-kg barbell 2 m in 3 s. ... An automobile is shown moving up along a 15 percent grade at a speed of v.
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