# Discussion on: Solution to Problem 123 Shear Stress

Following is a discussion on the Reviewer item titled: Solution to Problem 123 Shear Stress. Feel free to add your own comments!

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Following is a discussion on the Reviewer item titled: Solution to Problem 123 Shear Stress. Feel free to add your own comments!

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## Shear stress

Explanation please

## Re: Shear stress

In reply to Shear stress by Jenggibou

For the Normal and Shear forces, just have a summation on the vert and hor axis. As for the area (shear area), you have to get the length (cos 20=100/L). Shear area= 50(100/cos20). Then subst to the compressive & shearing stress formulas. The smallest value of P is the safest.