The mass of the fridge, m = 100 kg
The acceleration due to gravity, g = 10 m/s²
The coefficient of friction, μk = 0.40
The force required to push a fridge across a floor if friction does not exist is:
[tex]\begin{gathered} F=mg+ma \\ F=m(g+a) \end{gathered}[/tex]The force required to push a fridge across a floor if friction does exist is:
[tex]\begin{gathered} F=\mu mg+ma \\ F=m(\mu g+a) \end{gathered}[/tex]