Mechanics Of Materials - Formulas And Problems:... | iOS EXCLUSIVE |

τ=TcJtau equals the fraction with numerator cap T c and denominator cap J end-fraction Measured in radians.

τ=VQIttau equals the fraction with numerator cap V cap Q and denominator cap I t end-fraction (Where is the first moment of area and is the thickness at the point of interest). Practice Problem: Axial Loading A steel rod ( ) is 2 meters long and has a cross-sectional area of . If it is subjected to a tensile load of , calculate the total elongation. Solution: Identify Givens: Apply Formula: Calculate: Mechanics of Materials - Formulas and Problems:...

δ=(80,000)(2)(400×10-6)(200×109)delta equals the fraction with numerator open paren 80 comma 000 close paren open paren 2 close paren and denominator open paren 400 cross 10 to the negative 6 power close paren open paren 200 cross 10 to the nineth power close paren end-fraction τ=TcJtau equals the fraction with numerator cap T

ϵ=δLepsilon equals the fraction with numerator delta and denominator cap L end-fraction For materials in the elastic region. If it is subjected to a tensile load

Bending moments cause internal stresses that vary linearly from the neutral axis.

σ=PAsigma equals the fraction with numerator cap P and denominator cap A end-fraction The deformation per unit length.