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  • 17-10-2019
  • Physics
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The force needed to accelerate a stationary 2000 racing car to a speed of 144 km/h in a distance of 80 meters

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mail2bunmi
mail2bunmi mail2bunmi
  • 17-10-2019

Answer:

518400 Newton

Explanation:

Force F = mass m * Acceleration a

a = velocity v / time t

v = distance d / t

Therefore;

F = m * v² / d

with m = 2000 (unit not defined but say g)

v = 144 Km/h

d = 80 meters =0.08Km

F = 2Kg * 144Km/h * 144Km/h / 0.08Km

F = 518400 Newton

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