Lecture 1 Stress 16 July 2007 ENT 450 Mechanics of Materials Dr. Haftirman 1 ENT 450 MECHANICS OF MATERIALS…

Embed Size (px)

DESCRIPTION

Lecture 1 Stress 16 July 2007 ENT 450 Mechanics of Materials Dr. Haftirman 3 STRESS  Introduction  Equilibrium of a deformable body  Stress  Average normal stress in an axially loaded bar  Average shear stress  Allowable stress