nikkiroxy342 nikkiroxy342

02-06-2022
Physics

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30 POINTS!!! how long must a 50 N force act on a 400 kg mass to raise its speed from 10 m/s to 12 m/s

Respuesta :

Mohamed1429 Mohamed1429

02-06-2022

Answer:

16 seconds

Explanation:

we want to find the acceleration first:

F = ma

50/400 = a

a = 0.125 m/s²

laws of motion formula:

vf = vi + at

12 = 10 + 0.125t

t = 16 seconds

hope this helps :)

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