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

Respuesta :

MathPhys

Answer:

-19.5 m/s²

Explanation:

Given:

Δx = 16.0 m

v₀ = 25.0 m/s

v = 0 m/s

Find: a

v² = v₀² + 2aΔx

(0 m/s)² = (25.0 m/s)² + 2a (16.0 m)

a ≈ -19.5 m/s²

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