5. The vertical reaction at the end of a 2 x 8 inch floor joist is 515 lbs.allowable shear stress in the joist is 190psi, use the formula shown belowto determine the maximum depth that the joist can be safely end-notched.The notch will be a square notch on the tension side of the joist.R=2F bd2, where R= safe vertical end reaction, lbs.3dFallowable shear stress, psib = width of beam, in.d = depth of beam, in.de depth of beam above notch, in.

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Answered: 5. The vertical reaction at the end of…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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4. A 7/8-in.-diameter steel rod AB fitted to a round hole near end C of the wooden member CD. A shearing stress of 144 psi acts on the surfaces indicated by the dashed lines. 1 in. 1500 lb 750 lb 4 in. D A 750 lb C Determine the maximum normal stress (in psi) in the wood. * Your answer Determine the distance b (in inches) for which the shearing stress is applied. Round off to a whole number. Your answer
•Timber beamSafe working stress = 25 MPaCross-section dimensions:height = 119 mm,width = 66 mmProving ring number 293. Steel beam Safe working stress = 200 MPa Cross-section dimensions:external height = 149 mm,external width = 50 mm,wall thickness = 3.0 mm,Proving ring number 1522.1)Calculate safe max bending moment in the central part of the beam using Mmax = (I)(max stress)/(D/2)2) calculate Safe applied force in the proving ring or tie rod, assuming a symmetrical setup as in the photowith a ‘lever arm’ of 600 mm
The concrete post shown is reinforced axially with four symmetrically placed steel bars each of cross-sectional are 900mm^2. If the 1000 kN axial load is applied and the moduli of elasticity are 200 GPa for steel and 14 GPa for concrete. Determine a) the stress in each of the steel bars, and b) the stress in the concrete.
Two wooden planks, each 18 mm thick and 250 mm wide, are joined by the glued mortise joint shown. Knowing that the joint will fail when axial load of magnitude P = 19 kN is applied . If length of the cut d = 30mm, determine the maximum average shearing stress. provide your answer in MPa with precision to two decimal points. P Answer: Glue 25 mm 200 mm P 25 mm
4. Analyze the beam shown below given fe' = 3500 psi and fy= 60,000 psi: (a) Use d = 22 in. (effective depth of tension reinforcement), assuming the compression steel yields at the ultimate stage, calculate the reinforcing ratio of flexural reinforcement. (b) Is the beam underreinforced or overreinforced? Show reasons to your answer. (c) Calculate the nominal flexural strength of the section: M,? (d) Determine the design capacity of the section: øMn.
For the casting shown, determine the largest couple M that can be applied without exceeding either of the following allowable stresses: gall = +8.5 ksi, all = -12.5 ksi. 0.5 in. 5 in. 2 in. 0.5 in. 3 in. 0.5 in. The largest couple M that can be applied without exceeding either of the following allowable stresses is kip.in.
Subject: strength of materials Hi, please provide clear solutions thank you Box final answers and round off to nearest two decimal places
a. If the beam shown is uncracked, calculate the stress in concrete at the top and bottom extreme fibers under a positive bending moment of 80k.ft. 3 in. ● X= 4.75 w=8.5 u=6.75 v=8.5 S=11.75 in. 3 #10 Win. 18 in. Figure 1 in. Show Transcribed Text +++ E 27 in.
Answer fast.
Wed 20 Apr 45% Stresses in Beams part 5 thi qar (5 of 6) Second Class Lecturer: Dr. Ali Al Asadi Example 3: The beam shown below has a cross section of channel shape with width b=300 mm and height h=80 mm, the web thickness is t=12 mm. Determine the maximum tensile and compressive stresses in the beam due to uniform load. 300mm 3.2 KN / m 80 mm -12 mm 3 m 1.5 m 14.4 KN EM, =0 B,x3-14.4x2.25=0 B=10.8 KN B F = 0 A A,+10.8-14.4=0
Problem 4: Find the design moment strength for the following section: f'c = 7000 psi Es = 29,000 ksi 39" 3" kik 15" ● ● ● o, stress 3" || c. Mn = 5" 30" 5" 4 # 8 bars a. Draw the stress-strain curves for the reinforcing steel. b. Label A's = (2) #8 bars, Grade 40 A,= (4) #8 bars, Grade 60 Strain 1. the yield point(s) (including the stress, strain), 2. where is the linear-elastic region. Label with words. 3. slope of the linear-elastic region. Indicate the magnitude, with units. k-ft Stress €, strain
Find the minimum required area of the steel bearing plate so that the stresses are not exceeded.

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