Review the derivation for each of the following mechanics of materials formulas and summarize the major steps or elements in the derivation. Define each term in the expression, and list the major assumptions and limitations for each expression. (a.) normal stress in an axial bar:  = P/A (b.) normal stress in a beam in bending:  = Mc/I (c.) shear stress in a bar in torsion:  = Tr/J (d.) shear stress due to transverse shear load:  = VQ/Ib

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i lost in getting someone back.

i learned that people are really two-faced and no matter how angelic someone appears they always have a devil side and that you cant trust anyone anymore no matter how dear they are to you.

if your wondering who it waz it waz mah still miss her tho

~batmans wife dun dun

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the fed will purchase bonds from banks to inject money into the banking system. the banks can use these funds to provide loans to individuals and businesses.

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