Physics

Problem

3.0\,\text{kg}

crate is pushed along a horizontal floor at constant speed by a horizontal force

F_{\text{push}}

. The coefficient of kinetic friction between the crate and the floor is

0.20

. What is the magnitude of

F_{\text{push}}

? a)

9.8\,\text{N}

3.0\,\text{N}

15\,\text{N}

5.9\,\text{N}