For the cantilever beam and loading shown, consider section a$-$a and $[$P$1=14$ kN$,$ P$2=10$ kN$,$ D$1=20$ mm$,$ D$2=56mm]$ Determine:

y$=?$ mm

I$($N$.$A$)=?$ mm$^4$

Q$($B$)=?$ mm$^3$

T$($B$)=?$ MPa

Q$($max$)=?$ mm$^3$

T$($max$)=?$ MPa