chelseao1027 chelseao1027

21-12-2018
Physics

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In 1991 four English teenagers built an eletric car that could attain a speed of 30.0m/s. Suppose it takes 8.0s for this car to accelerate from 18.0m/s to 30.0m/s. What is the magnitude of the car's acceleration?

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georgestirban georgestirban

21-12-2018

a=Δv/Δt=(30.0-18.0)/8.0=12.0/8.0=1.5 m/s²

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