I.

Theory

$(6$ point$)$ Clearly mark true or false for the below statements. Note: You will not get credit if you mark on more than one box.

$\backslash$table$[[,$True,False$],[\backslash$table$[[$Increasing the diameter of a pin will decrease the shear stress for a given$],[$applied load.$]],,],[\backslash$table$[[$The maximum normal stress in a beam under bending occurs at the$],[$outermost fibers.$]],,],[$Shear stress is typically denoted by the symbol $.,,],[\backslash$table$[[$The maximum shear stress in a circular shaft subjected to torsion occurs at$],[$the center of the shaft.$]],,],[\backslash$table$[[$The principle of superposition can be used to analyze the stresses and strains$],[$in a member subjected to combined loading, provided the material behavior$],[$is linear and elastic.$]],,],[\backslash$table$[[$Allowable stress design uses a factor of safety to ensure that the maximum$],[$stress in a member exceeds the material's yield strength.$]],,]]$

$(4$ Points$)$ Write the complete stress equation for the indicated internal load.

$\backslash$table$[[$Normal Force,Shear Force,Torsional Moment,Bending Moment$],[=\frac{P}{A},=\frac{-14y}{\text{I}},,]]$