An object with a mass of #7 kg# is pushed along a linear path with a kinetic friction coefficient of #u_k(x)= 4+secx #. How much work would it take to move the object over #x in [(-pi)/12, (pi)/12], where x is in meters?
1 Answer
Jun 22, 2017
The work is
Explanation:
We need
The work done is
The frictional force is
The normal force is
The mass is
The work done is