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Rain slows down uniformly from the speed of 40m/s to a speed of 8m/s in a time of 10 seconds. Acceleration uniformly during the next 50 seconds. Find the deceleration between t=0 and t=10
1 answer
a = ∆v/∆t = (8-40)/(10-0) = -4.2 m/s^2
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