The following engineering stress$-$strain plot were obtained for a $0\mathrm{.}2\%C$ plain$-$carbon steel. $($a$)$ Determine the ultimate tensile strength of the alloy. $($b$)$ Determine the percent elongation at fracture. $($c$)$ modulus of elasticity $($d$)$ yield strength $($e$)$ how much stress you will apply to strain$-$harden $0\mathrm{.}2\%$ C plain$-$carbon steel.