Question

Consider the beam and loading shown. The cross-sectional area is rectangular which measures 200 mm x 400 mm. What is the maximum bending stress, fbmax in MPa ? Use two decimal places. 10 kN 50 kNm с B 2m 3 m

Answer 1

Ques) TOKN 750KNim B 2m 3 m. RA +6 EMA = 0 -50-10x2 + Rex 5=0 Rc Ph=14KN +1 Efy = 0 RA-OBER=0 zo RA10+14 RA - 4KN or % =4KN 4 42kNim 2 m А. c BE Зm 8 KNim Mimos = 42 Knim

3 1= 200 (400) 12 - 1.0666 x10 mm 400mm Tel: 0666 x 10 me 200mm ġ 400 2 - 200 mm 0.2m. fomax Mrel z 42x103x0.2 1.0666x1013 fomen mas = 7.875 MPa