Question

7.49) (Not in 12th ed.) Draw the shear and bending-moment diagrams for the beam AB, and determine the maximum absolute values of the shear and bending moment. 1120 N 1120 N B -200 mm 200 mm

For the following problems, use the ‘graphical method’ to draw the shear and moment diagrams.

Answer 1

Answer 2

120N 120N Efy=0 Ay + By = 290 T. 2wm 3 2aNon taking menent @ B (t) Axo.y = 2x24+ 120x0.2 + 10xay ) Ay = 300N from eqr 0 By = - GON SAD) 36 Nm A) 12 (a from Me = Ay. x – 120 x = 1 Box Mez 160x 0.2 = 36 Nm Bending moment en BC (& from B) Mr = By, & +24 i) Mec – 60xt 24 max shear force = 180N Max Bending moment - 36 Nm.