Question

e per + x opuf flex/C/Users/mme,OneDrive/Desktop/PCM/5010 0 < > 2 B H 0 h . Higiela A all . D . + - Question d (5 marks) The bear is the figure is subjected to a uniform distributed load causing it to bend. The resulting bending is 1300 (0.01x) kNm 111 you need to use for you must from page (a) Find the distance from the bottom of the beam to its neutralaus (passing through the centroid). (1.5 parks) (b) Calculate the moment of inertia of the cross section of the beam. (1.5 marks) (s) Calculate the maximum compressive stress developed in the heam ( ark) (d) Calculate the mannen ensile stress developed in the besam. (mark)

Answer 1

lys 183.793 M = 1300t ..olxlli ~ 1301.ll knom 1a = 2x[100x300x150Jt yo yoox 370 2x100x300 + luar yao y = 256.207 mm b) Ixx 2 roox 308 + 100+300+ (256.207-15 + noor no²+ 4ookup (256.267-3707 300 5 = 1943.4 x 100 mm - 1300-11x 100 183.1993 1943. uxob Timer = 123.05mpa (It occurs at top) 13011) Rio x 256.207 1943, uz te® - 171.53 mpa (It occurs at bottom)