0 kN/m, P= 30 kN, a 3 e mass of the beam. w1kN/m

2 kip/ft 6 in 10 in B 16 in E• D• 40 kip 16 in 5 ft 5 ft 10 ft- The simply-supported beam-column above is subjected to a uniformly distributed load and an axial load, as shown. Assume that the internal resultants on the cross-section passing through point E are as follows: ND = -40 kip VD = 10 kip MD = +75 kip-ft Which of the following is closest to the longitudinal normal stress at point E? O +1.44 ksi -78.1 psi -284 psi O+128 psi

1.3-21 Find support reactions at A and D and then calculate the axial force N, shear force V, and bend- ing moment M at mid-span of AB. Let L = 4.25 m, 9o = 175 N/m, P = 225 N, and M, = 400 N·m. Мо P 14 В 3 C L L/2 L y PROBLEM 1.3-21