EK33
When a block is on a flat plate, there is a minimum force, which necessary to move the bock. Both the bottom surface of the block and the top surface […]
EK32
When a body is in a liquid the surface of the body is subject to the same pressure everywhere, irrespective of the material. The pressure acts perpendicular to the surface, […]
EK23
As the magnitude of the static-friction force increases from zero to maximum, the point A of application of the resultant N of the normal forces of contact to the right. […]
EK22
If increase the pushing force, the static-friction force also increases, continuing to oppose pushing force, until its magnitude reaches a certain maximum value. If pushing force is further increased, the […]