$V_{\text{m}\text{a}\text{x}}=20kN$;$M_{\text{m}\text{a}\text{x}}=-20kN.m$

Ror the beams of problems chetwer, draw the shear force and bending moment diagrams

and find the maximum shear force, maximum bending moment and point$($s$)$ of

contratlexure $($PCF$).$

$6\mathrm{.}10$

$?$

Figure $6\mathrm{.}39$