Question

7.43 Assuming the upward reaction of the ground on beam AB to be uni- formly distributed and knowing that P wa, (a) draw the shear and bending-moment diagrams, (b) determine the maximum absolute val- ues of the shear and bending moment.hi

7.43 Assuming the upward reaction of the ground on beam AB to be uni- formly distributed and knowing that P = wa, (a) draw the shear and bending-moment diagrams, (b) determine the maximum absolute val- ues of the shear and bending moment. C DE B A Fig. P7.43 7.44 Solve Prob. 7.43 knowing that P 3wa.

Answer 1

P R K-a a*aka Total doonoard force xa P+ Wxa 3 wa 19a+ wa+-Wa ploard veaction tha gound is unifomly distributed R Aa

W Α R=3W Α μο Findting .οα Shear force 4ο0 ωα Ε Α dlγo χ α-Χ. a-nan υα Α ΧΞ LPα 'έω Beodeny Eν ΥΠoun Α Ρ G elingram #uο τωe Τ σe Ο Α.

P isa W k-a aR Ka k a Total dounusend force Wxatp+ a 5La upoand acton e tha guound 1s Uhiformly dishibude R5wa 4a - 5u0 4

3 19a 4 310a Shear force dlingnarm Lwa wa T4 3 L0a 2 Wa pending moment cliaghom.