mommas5 mommas5

14-08-2019
Physics

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Driving at 75m/s, you hit the brakes on your new car, accelerating at a rate of -20m/s. How long will it take the car to come to rest?

Respuesta :

Thatiscalculus Thatiscalculus

14-08-2019

Answer:

3.75s

Explanation:

Using equation of motion, t= (v-u)/a

where v=0, u=75 and a=-20

t=-75/-20=75/20=3 /.75

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