AllayaD5 AllayaD5

16-05-2021
Physics

contestada

A vehicle reaches a speed of 7.5 m/s over 15 seconds. What is its acceleration if it
starts from rest?
a. -0.5 m/s2
b. 0.5 m/s?
c. 2 m/s?
d. 22.5 m/s2

Respuesta :

ibnuamam104 ibnuamam104

16-05-2021

[tex]acceleration = \frac{velocity}{time} = \frac{7.5}{15} = 0.5ms^-^2[/tex]

So the answer is option b.

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