Visit http://ilectureonline.com for more math and science lectures!
In this video I will explain what is and give the equation of normal stress. Where the normal stress can be tensile stress (pulling) and compressive stress (compressing).
To donate:
http://www.ilectureonline.com/donate
https://www.patreon.com/user?u=3236071
Next video in this series can be seen at:
https://youtu.be/Jg9xUY5o1lE