Problem-4. For the beam shown, draw the influence lines for the shear and bending moment at point C and the shears just to the left and just to the right of support D. B C D E F -4 m- -3 m- -4 m- -6 m- -5 m-

Statics

Problem 6 Using the Muller-Breslau's Principle, draw the influence lines of the following response functions for the beam shown below. 1) Vertical reactions at supports A, B, and F 2) The end moment at point F 3) Shear to the left of support B 4) Shear at E Á B ₁8m- hinge (E) n ————▬▬▬▬4 m-√— 4 m▬-|-—+m−|4m| F

Consider A,B,C pin connected

Assume that the loads are being transmitted to the bottom chord in the truss depicted, and draw the influence lines for members DK and CI. Determine the following member forces using the 3 point moving load indicated. Assume the loads only move to the right. Questions a. Maximum tension on member DK in kN. b. Maximum compression on member DK in kN. c. Maximum tension on member CI in kN. d. Maximum compression on member CI in kN.

Answer Keys: By = 49,111.11 N Vcmax = -9277.78 N +Mcmax = 54,222.22 N-m

Draw the influence lines for the bar forces in members AB, BK, BC, and LK if the live load is applied to the truss in the figure through the lower chord. B L с K D J 6 @ 15' 90' E I F H G 5' T 15'

Draw the influence line for the force in member CG of the bridge truss shown in the Figure.

B D fm Im Draw the influence line for the beam Use Müller-Breslau's Method 1 Reaction at A 2 Reaction at C 3 Shear at B 4 Moment at B 5 Moment at C

Prob 01: Wo = 36 Ibs/ft Determine the end moments a) Draw the shear and moment diagram b) Determine the maximum deflection Wo A B h-3 ft- -6 ft