p02_022

Fundamentals of Physics,Vol 1 (Chapters 1 - 20)

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22. For the automobile ∆ v =55 25 = 30 km / h, which we convert to SI units: a = v t = (30 km / h) ³ 1000 m / km 3600 s / h ´ (0 . 50 min)(60 s / min) =0 . 28 m / s 2 . The change of velocity for the bicycle, for the same time, is identical to that of the car, so its acceleration
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Unformatted text preview: is also 0 . 28 m/s 2 ....
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