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11-05-2021
Physics

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A train was moving at 50m/s and slow down to 20 m/s in 50 seconds, what was its acceleration?

Respuesta :

11-05-2021

Answer:

-0.6 m/s^2

Explanation:

a = change in velocity / time

change in velocity = 50 m/s - 20 m/s = 30 m/s

time = 50 s

30 m/s / 50s

= 0.6 m/s^2

because it is decelarating, it will be -0.6 m/s^2

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