This video below shows a tug of war competition. You will notice in the video there are two teams, one team pulling in one direction and anther team pulling in the opposite direction. As a result of the pulling the rope is in tension. th-cam.com/video/qYEzLL510o8/w-d-xo.html If those people were applying their effort in the opposite direction, the rope would not support the load. A rope can only support tension and not compression force In this case, the box at the bottom is being pulled up by the rope; the box at the top is being pulled back down by the box at the bottom. Note: There is a free body diagram that is missing from the example above which is the free body diagram of the rope that connects the two boxes.
Hi Einoth Mollel, please find links to the videos that you are looking for below. Part 2 th-cam.com/video/jp87X-9lEYQ/w-d-xo.html Part 3 th-cam.com/video/guKL3ed3Awo/w-d-xo.html Part 4 th-cam.com/video/baNUuBE6ZC4/w-d-xo.html
6:10 why we have the tension force in direction of pull of the box ?
This video below shows a tug of war competition. You will notice in the video there are two teams, one team pulling in one direction and anther team pulling in the opposite direction. As a result of the pulling the rope is in tension.
th-cam.com/video/qYEzLL510o8/w-d-xo.html
If those people were applying their effort in the opposite direction, the rope would not support the load. A rope can only support tension and not compression force
In this case, the box at the bottom is being pulled up by the rope; the box at the top is being pulled back down by the box at the bottom.
Note: There is a free body diagram that is missing from the example above which is the free body diagram of the rope that connects the two boxes.
where's the second video
Hi Einoth Mollel, please find links to the videos that you are looking for below.
Part 2
th-cam.com/video/jp87X-9lEYQ/w-d-xo.html
Part 3
th-cam.com/video/guKL3ed3Awo/w-d-xo.html
Part 4
th-cam.com/video/baNUuBE6ZC4/w-d-xo.html