Question

Use the reaction forces and the external loads for the beam given in Question # 3 (see the figure below) to determine the following: (Show calculations, no partial credits will be given if the values are estimated from the graphs) 800N 400N 300N 200N 0.4m 0.8m 0.3m 0.3m 0.4m 1m 0.5m 0.3m R1 R2 (1) The bending moment at A (include the unit in the answer), (2) The bending moment at B (include the unit in the answer) (3) The bending moment at C (include the unit in the answer) Using the shear- moments diagram, answer the following questions (4) What is the value of maximum shear (V)? (5) Where is the maximum shear located ? (Example: 2ft to the right of support A) (6) What is the value of maximum bending moment (M)? (7) Where is the maximum bending moment located? dows

Answer 1

100 시 0-4เท o 3m Shao r for L dia gra 귀 61.11 2sD Ni +ve t ve - Ve 7 8 86 N 43889 N 刊8-84 9 8 204 44 t ve -ve 00-300 te,-200-0 R2 2o0 x 2 k2 998.89 N (1) Shear foru diaglam f)M : 11 8003886(N)

(S.CLrAJ :孙11-800-400--438.pg (s,f) or f 76). Il-800-400-300 -718. gg = 141.17 N·m 一go.oo Nem 2 2 9, 44.3

Maximum Bending Momen chay s sear forca cha ge ja Sighn nd a m 304.44心rm locahou