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A 76 kgbicyclist rides his 10.3 kg bicyclewith a speed of 15.3 m/s.
(a) How much work must be done by the brakes tobring the bike and rider to a stop?
kJ
(b) How far does the bicycle travel if it takes 3.8 s to come to rest?
m
(c) What is the magnitude of the braking force?
N
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