PROBLEM $2$

The solid spindle $AB$ has a diameter $ds=1\mathrm{.}2in.$ and is made of a steel with an allowable

shear stress ${}_{\text{a}\text{l}\text{l}}=16$ksi, while sleeve CD is made of a brass with ${}_{\text{a}\text{l}\text{l}}=8$ksi. Determine the

largest angle in degrees through which end A can be rotated.

$ds=1\mathrm{.}2in$

Allowash shean

stros $T_{\text{a}\text{l}\text{l}}=16$ksi

Tall $=8$ksi

$C$ to $A=14$ in