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A 62-kg bicyclist rides his 10.3-kg bicycle with a speed of 13.5 m/s. Assuming contant acceleration,...

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Physics

A 62-kg bicyclist rides his 10.3-kg bicycle with a speed of 13.5m/s. Assuming contant acceleration, (a) How much work must be doneby the brakes to bring the bike and rider to a stop? kJ (b) How fardoes the bicycle travel if it takes 4.7 s to come to rest? m (c)What is the magnitude of the braking force? N

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4.2 Ratings (624 Votes)
Work energy force distance The energy of a moving bike biker is in the form of kinetic energy Kinetic Energy 12 m v2 m mass mass of bike mass of biker m 103 62 m    See Answer
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