Statics and Mechanics of Materials (5th Edition)
5th Edition
ISBN: 9780134382593
Author: Russell C. Hibbeler
Publisher: PEARSON
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Chapter 12.2, Problem 21P
If the beam is made from wood having an allowable shear stress τallow = 400 psi, determine the maximum magnitude of P. Set d = 4 in.
Prob. 12-21
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Chapter 12 Solutions
Statics and Mechanics of Materials (5th Edition)
Ch. 12.2 - In each case, calculate the value of Q and t that...Ch. 12.2 - If the beam is subjected to a shear force of V =...Ch. 12.2 - Prob. 2FPCh. 12.2 - Determine the absolute maximum shear stress in the...Ch. 12.2 - If the beam is subjected to a shear force of V =...Ch. 12.2 - If the beam is made from four plates and subjected...Ch. 12.2 - If the wide-flange beam is subjected to a shear of...Ch. 12.2 - If the wide-flange beam is subjected to a shear of...Ch. 12.2 - If the wide-flange beam is subjected to a shear of...Ch. 12.2 - If the beam is subjected to a shear of V = 30kN,...
Ch. 12.2 - If the wide-flange beam is subjected to a shear of...Ch. 12.2 - The wood beam has an allowable shear stress of...Ch. 12.2 - The shaft is supported by a thrust bearing at A...Ch. 12.2 - The shaft is supported by a thrust bearing at A...Ch. 12.2 - Determine the largest shear force V that the...Ch. 12.2 - If the applied shear force V = 18 kip, determine...Ch. 12.2 - The overhang beam is subjected to the uniform...Ch. 12.2 - The beam is made from a polymer and is subjected...Ch. 12.2 - Determine the maximum shear stress in the strut if...Ch. 12.2 - Determine the maximum shear force V that the strut...Ch. 12.2 - Prob. 15PCh. 12.2 - Plot the shear-stress distribution over the cross...Ch. 12.2 - Prob. 17PCh. 12.2 - If the wide-flange beam is subjected to a shear of...Ch. 12.2 - If the wide-flange beam is subjected to a shear of...Ch. 12.2 - Determine the length of the cantilevered beam so...Ch. 12.2 - If the beam is made from wood having an allowable...Ch. 12.2 - Determine the largest intensity w of the...Ch. 12.2 - If w = 800 lb/ft, determine the absolute maximum...Ch. 12.2 - Determine the shear stress at point B on the web...Ch. 12.2 - Determine the maximum shear stress acting at...Ch. 12.2 - Railroad tics must be designed to resist large...Ch. 12.2 - Prob. 27PCh. 12.2 - Prob. 28PCh. 12.2 - Determine the maximum shear stress in the T-beam...Ch. 12.2 - Determine the maximum shear stress in the T-beam...Ch. 12.2 - Prob. 31PCh. 12.3 - The two identical boards are bolted together to...Ch. 12.3 - Two identical 20-mm-thick plates are bolted to the...Ch. 12.3 - Prob. 8FPCh. 12.3 - Prob. 9FPCh. 12.3 - The beam is constructed from two boards fastened...Ch. 12.3 - The beam is constructed from two boards fastened...Ch. 12.3 - The beam is constructed from three boards. If it...Ch. 12.3 - The beam is constructed from three boards....Ch. 12.3 - Prob. 36PCh. 12.3 - The double T-beam is fabricated by welding the...Ch. 12.3 - The beam is constructed from three boards....Ch. 12.3 - A beam is constructed from three boards bolted...Ch. 12.3 - The simply supported beam is built up from three...Ch. 12.3 - Prob. 41PCh. 12.3 - Prob. 42PCh. 12.3 - Prob. 43PCh. 12.3 - The box beam is constructed from four boards that...Ch. 12.3 - The member consists of two plastic channel strips...Ch. 12.3 - The member consists of two plastic channel strips...Ch. 12.3 - Prob. 47PCh. 12.3 - Prob. 48PCh. 12 - The beam is fabricated from four boards nailed...Ch. 12 - Prob. 2RPCh. 12 - Prob. 3RPCh. 12 - Prob. 4RPCh. 12 - Prob. 5RPCh. 12 - Prob. 6RPCh. 12 - Prob. 7RPCh. 12 - The member consists of two triangular plastic...Ch. 12 - If the pipe is subjected to a shear of V = 15 kip,...
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- *11-8. The simply supported beam is made of timber that has an allowable bending stress of ơallow = 8.4 MPa and an allowable shear stress of Tallow = 0.7 MPa. Determine its smallest dimensions to the nearest multiples of 5 mm if it is rectangular and has height-to-width ratio of 1.5. 200 kN/m A В -0.9 m- -0.9 m- 1,5 b B.arrow_forwardF6-15. Determine the maximum stress in the beam's cross section. 50 Ib-ft 6 in. F6-15arrow_forwardI1-50. Determine the maximum tensile and compressive bending stress in the beam if it is subjected to a moment of M = 6kN m. 12 mm 12 mm -12 mm 75 mm 250 mm H-12 mmarrow_forward
- *11-56. If the built-up beam is subjected to an internal moment of M = 75 kN - m, determine the maximum tensile and compressive stress acting in the beam. 150 mm 20 mm, so mm Tom150 mm 10 mm 300 mmarrow_forward11-22. Determine the minimum depth h of the beam to the nearest multiples of 5 mm that will safely support the loading shown. The allowable bending stress is oallow = 147 MPa and the allowable shear stress is 7allow = 70 MPa. The %3| beam has a uniform thickness of 75 mm. 60 kN/m A B- -3.6 m 1.8 marrow_forwardDetermine the maximum shear stress acting at section a–a in the beam.arrow_forward
- 12-34. The beam is constructed from two boards fastened together with three rows of naiks spaced s = 50 mm apart. If cach nail can support a 2.25-kN shear force, determine the maximum shear force V that can be applied to the beam. The allowable shear stress for the wood is Ta = 2.1 MPa. mm 150 mmarrow_forwardDetermine the absolute maximum shear stress in the beam.arrow_forwardF12-9. The boards are bolted together to form the built-up beam. If the beamis subjected to ashear farce of V = 75 kN, determine the allowable maximum spacing of the bolts to the nearest multiples of 5 mm. Each bolt has a shear strength of 30 kN. 25 mm 12 mm 12 mm 100 mm e mm Koo mmarrow_forward
- The beam is to be used to support the machine, which exerts the forces of 6 kip and 8 kip. If the maximum bending stress is not to exceed sallow = 22 ksi, determine the required width b of the flanges.arrow_forward12-2. If the wide-flange beam is subjected to a shear of V = 20 kN, determine the maximum sheur stress in the beam. 20 mm 20 300 mm 00 mm 20 mmarrow_forwardIf the beam is made of material having an allowable tensile and compressive stress of (sallow)t = 125 MPa and (sallow)c = 150 MPa, respectively, determine the maximum moment M that can be applied to the beam.arrow_forward
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