The normal stress on plane pq of a prismatic bar in tension (see figure) is found to be 7500 psi On plane rs, which makes an angle Icirc sup2 30 deg with plane pq, the stress is found to be 2500 psi Determine the maximum normal stress Iuml max and maximum shear stress Iuml max in the bar P...

Eq 229a x cos 2 30 Equate x from 1 and 2 Or SUB ...

The normal stress on plane pq of a prismatic bar in tension (see figure) is found to

Question:

The normal stress on plane pq of a prismatic bar in tension (see figure) is found to be 7500 psi. On plane rs, which makes an angle Î² = 30° with plane pq, the stress is found to be 2500 psi.
Determine the maximum normal stress Ïƒmax and maximum shear stress Ï„max in the bar.