An object with a mass of # 2 kg# is lying still on a surface and is compressing a horizontal spring by #70 c m#. If the spring's constant is # 9 (kg)/s^2#, what is the minimum value of the surface's coefficient of static friction?
1 Answer
Apr 25, 2017
The coefficient of ctatic friction is
Explanation:
The force of friction is
The spring constant is
The distance is
Therefore,
The coefficient of static friction is
The normal force is
So,