asmalolo1234
asmalolo1234 asmalolo1234
  • 24-06-2020
  • Physics
contestada

a body with v=20m/s changes its speed to 28m/s in 2sec. its acceleration will be

Respuesta :

jcherry99
jcherry99 jcherry99
  • 24-06-2020

Answer:

Explanation:

Givens

vi = 20 m/s

vf = 28 m/s

t = 2 seconds

Formula

a = (vf - vi) / t

Solution

a = (28 - 20)/2

a = 8/2

a = 4 m/s^2

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