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A truck at rest at a stoplight accelerates uniformly with acceleration a = 3.8 meters/second2 for 8.5 seconds after the light turns green. What is the speed of the truck in meters/second after that time interval?

Respuesta :

mvelazcoa

Answer:

32.3 m/s

Explanation:

final speed= initial speed + acceleration x time interval

v = vi + a x t

where your initial speed is 0 because the truck is resting

a=3.8 m/s2 and t=8.5 s

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