Mathematics, 15.07.2021 14:00 genyjoannerubiera
A 4.0kg brick is sliding on a surface. The coefficient of kinetic friction between the surfaces is 0.25. What is the size of the force of friction?
a. ON b. 1 N
c. 10 N
d. 4 N
Answers: 2
![F_{k} =U_{k} *F_{N}\\F_{k} =.25*[(4kg*10m/s2)] : [40N]](/tpl/images/2424/0180/f117b.png)
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A 4.0kg brick is sliding on a surface. The coefficient of kinetic friction between the surfaces is 0...
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