An object of mass m with a certain initial speed on a horizontal surface comes to rest after traveling a distance of 9.0 m

If the coefficient of kinetic friction between the object and the horizontal surface is 0.20, what is the initial speed of the object? Use g = 10 m/s2.
A)

9.8 m/s

B)

6.0 m/s

C)

3.6 m/s

D)

7.2 m/s

E)

8.9 m/s


B

Physics & Space Science

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