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A bus moving on a straight road increases its speed at a uniform rate from 10 m/s to 20 m/s in 5 seconds.
a) What is the acceleration?
b) How far did it go during the 5 sec interval?
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A 8500-kg boxcar traveling at 13m/s strikes a second boxcar at rest. what is the mass of the second car
A bicycle rim has a diameter of 0.65 m and a moment of inertia, measured about its center, of 0.29kg?m2. What is the mass of the rim
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