akhil009 Group Title find axial stress one year ago one year ago

1. akhil009 Group Title

2. akhil009 Group Title

when you calculate for dM in 2nd step dM$\int\limits_{0}^{b}x^2 \sigma d x$ i cant figure out how x^2 pops out need help here ...

3. akhil009 Group Title

apart from previous one I have another conceptual doubt |dw:1349027770783:dw| suppose this is a slender rod ,acted by tensile load P as previous and if I want to calculate axial stress at area b*b then whats is area should be taken whether its 4b^2 or b^2 ? I mean whole or the concerned area.....

4. akhil009 Group Title

i get the solution you can remove now and thanks