te 、 Prob. 3 Determine the reactions, sketch the SFD 2 and BMD, and select a...
Determine the reactions and draw the shear force and bending
moment diagrams (SFD & BMD). Find the maximum shear force and
bending moment along the horizontal portion of the beam amd
calculate the maximum traverse shear stress amd maximum normal
stress. Draw the normal and shear stress distributions along the
cross section.
Fy
= 760 lbs
Fx = 830 lbs
ト·25%) Decet reoconsand drd he Shes fore ond beg men Sheer Shes, ds+rivntions alonShe cross sec on Sho Stress Hress
(1) Determine reactions R(E) and R(B) acting at
supports E and B
(2) Draw SFD & BMD
(3) Find all points where the shear force is zero
(4) Calculate the maximum positive & negative moment
Loaded beam and its section are given below. Modulus of elasticity(E) for a given beam is 30Gpa. Obtain material properties and the corresponding stresses specified at 1-9. Kumit Cm 2KN/m 412, 6
calculate the reactions.
draw the sfd bmd afd where applicable
03 3 m 200 KN 1 3 m 12 m 04 2 m 120 KN 1 b 4 m 8 m 4 m
Problem No. 3 (16pt) A wood beam is strengthened using two steel plates as shown in the figure below. If moduli of elasticity are Est = 30,000 ksi and Ebr = 1,5000 ksi for steel and wood, respectively. Use transformed section method to determine: Wood a. The maximum moment about the z-axis if the allowable normal stress for the wood is Ow,all = 1.3 ksi. b. The maximum moment about the z-axis if the allowable normal stress for the steel...
L1(m)=1.5. L2(m)=1.5. w(kN/m)=3.
P(kN)=10. M(kNm)= 8. B(mm)= 12. D(mm)=18
Q 4. Draw SFD and BMD for the beam given below and determine the absolute maximum bending stress in the beam if it has a rectangular cross-section of width (B) and depth (D). [7 marks) w kN/m PKN M kNm A B E 4 22 L1 L2 L2
1.52 Solve Prob. 1.51, assuming that the structure has been redesigned to use 16-in.-diameter pins at A and C as well as at B and that no other changes have been made. A in. 8 in. B C 4 in. 6 in. Fig.P1.51 1.51 Link AC is made of a steel with a 65-ksi ultimate normal stress and has a 2-in. uniform rectangular cross section. It is connected to a support at A and to member BCD at C by-in.-diameter...
Page 7 of 9 Q4. (30%) Composite Beam Three identical wooden beams and two identical steel plates are bolted together to form the composite shown in the sketch. Determine the largest allowable bending moment, Malom, when the member is bent about the horizontal axis. Include sketch of transformed area, and list all assumptions and equations. Material/Properties Wood Steel Elastic Modulus 2,900,000 psi 29,000,000 psi Allowable Normal Stress 3,000 psi 18,000 psi 10 in 2.5 in 0.25 in a) Determine n...
Determine the maximum in-plane
shearing stress magnitude and the corresponding normal stress.
(Round the final answers to two decimal places.)
Given: P 13 ksi 2 ksi 3 ksi References eBook & Resources Section Break Difficulty: Easy value: 10.00 polnts Determine the maximum in-plane shearing stress magnitude and the corresponding normal stress. (Round the final answers to two decimal places.) ksi. The maximum in-plane shearing stress magnitude is The corresponding normal stress is ksi
blem 2. (70 points) 1. For the beam shown in Figure (a): a) b) draw the shear force and bending moment diagrams. (30 points) Select the most economical W shape for the beam with an allowable bending stress of 30 ksi. (10 points) determine the maximum tensile and compressive bending stresses at any location along the beam if the section shown in Figure (b) is used instead of the W shape section selectedin Part b. Would the beam be safe...
uly 2020_MI_Exam_VerC1.pdf NOTE: (1) Write on ONE SIDE of the page only. Two pages provided for each problem! (2) Please place all final answers in the ANSWER BOXI. Q1. (26 points) If F=100 lb, draw the complete free-body diagram (FBD) for the horizontal part of the beam only (beam ABC), determine the reactions at supports A and C, and draw the shearing force and bending moment diagrams (SFD & BMD). Find the maximum shear force and bending moment along the...