The shaft consists of a titanium alloy tube AB and a solid stainless steel shaft BC. Tube AB has a length of L, = 40 in., an outside diameter of d, = 1.75 in., and a wall thickness of f1 = 0.125 in. Shaft BC has a length of L2 = 50 in. and a diameter of d2 = 1.25 in. Use G= 6,500 ksi for the tube AB, and G=11,000 ksi for the shaft BC. The torque Tc = 290 Ib-ft acts at pulley C in the direction shown. Tc L2 B 1. Determine the maximum shear stress in the shaft BC. A) 7.56 ksi в) 18.1 ksi C) 10.5 ksi D) 9.07 ksi E) None of the Above

The shaft consists of a titanium alloy tube AB and a solid stainless steel shaft BC. Tube AB has a length of L, = 40 in., an outside diameter of d, = 1.75 in., and a wall thickness of f1 = 0.125 in. Shaft BC has a length of L2 = 50 in. and a diameter of d2 = 1.25 in. Use G= 6,500 ksi for the tube AB, and G=11,000 ksi for the shaft BC. The torque Tc = 290 Ib-ft acts at pulley C in the direction shown. Tc L2 B 1. Determine the maximum shear stress in the shaft BC. A) 7.56 ksi в) 18.1 ksi C) 10.5 ksi D) 9.07 ksi E) None of the Above

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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= The L 37 in. long structural member shown below is fabricated with a solid copper core and a stainless steel cover that are bonded together to form a composite shaft. The copper core has diameter Dc = 1.4 in The stainless steel cover has inner diameter (Din)s = 1.4 in. and outer diameter (Dout) ss ss = с = 1.65 in. A torque of T = 104 ft lb is applied at its free end, which is shared between both the copper and stainless steel. Determine the angle of twist of the composite shaft and the maximum shear stresses in the copper core and the stainless steel cover. = -.39 (Tmax) ss = 869.295 (Tmax) c = = 1834.97 L Stainless steel Copper core ? × 0% psi × 0% psi ? × 0%
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Partial answer (a) max and min shear stress = +- 10.6 kpsi (b) vB=-0.0102 in and wB=.0234 in
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1. A cold drawn mild steel, AISI 1018CD is used to fabricate the hollow shaft as shown in Figure Q1. Torque of 15 Nm and 30 Nm are exerted at B and C, respectively. The outer diameter of the shaft is D = 20 mm and the inner diameter is d = 15 mm. If the modulus of rigidity for the steel used is given as G = 78 GPa, determine: a) the maximum and minimum shear stresses at sections a-a and b-b. b) the angle of twist at end C. 0.3 m A a; B 15 Nm 0.8 m b. b: Figure Q1 с D 30 Nm
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