The lightest car in the world was built in London and had a mass of less than 10 kg. it's maximum speed was 25.0 km/h. Suppose the driver of this vehicle applies the brakes while the car is moving at its maximum speed. The car stops after traveling 16.0 m. Calculate the car's acceleration.

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23 July, 06:09

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Jason Liu · Answer 1

25km/h = 6.94 m/s

suvat

s=16

u=6.94

v=0

a=a

v^2=u^2+2as

(v^2-u^2) / 2s = a = 1.5ms^-2