Suppose all the surfaces in the previous problem are rough. The direction of friction on B due to A

Suppose all the surface in the previous problem are rough, the direction of friction on B due to A

Consider the situation of the previous problem. The directions of the magnetic field due to the dipole are opposite at

Consider the situation of the previous problem. The directions of the magnetic field due to the dipole are opposite at

All surfaces as shown in the figure are rough. Draw the friction force on A & B

In the above problem, direction of friction force is

In the arrangement 2 of previous problem, the direction of the net force is

Consider the situation shown in figure. The wall is smooth but the surfces of A and B in contact are rough. The friction on B due to A in equilibrium.

Consider the situation shown in figure. The wall is smooth but the surfces of A and B in contact are rough. The friction on B due to A in equilibrium.

Consider the situation shown in the figure. The wall is smooth but the surface of blocks A and B in contact are rough. The friction of B due to A in equilibrium