Tension Evaluation|Mechanical Design Discussion Forum (Mechanical Style Discussion Forum)

Hey individuals, so I’m attempting to comprehend exactly how tension evaluation is done via hand computation. The photo listed below programs my evaluation of an instance trouble that I would certainly operated at.

From that photo, I obtained the worth of the anxieties on the things which are
σ2, σ3, as well as σ1. If I do the evaluation in a different way as revealed in the photo listed below, after that …

I obtained a various worth for the anxieties which are σC, σb, as well as σ.

This obtained me perplexed, due to the fact that I do not recognize which evaluation ought to I utilize, as well as which circulation is the ideal one. Please assist me fix this trouble.