Problem 1: The steel rod is placed inside the copper tube, the length of each being ex-,actly 15 in. If the assembly is compressed by 0.0075 in., determine the stress in eachcomponent and the applied force P. The moduli of elasticity are 29 × 106 psi for steeland 17 x 10° psi for copper.0.6 in.0,75 in.Problem 2: A steel hoop, 10 mm thick and 80 mm wide, with inside diameter 1500.0 mm,15 in.is heated and shrunk onto a steel cylinder 1500.5 mm in diameter. What is the nor-mal force in the hoop after it has cooleď? Neglect the deformation of the cylinder,and use E == 200 GPa for steel.0.125 in.Problem 3: The timber member has a cross-sectional area of 1750 mm² and its modulusof elasticity is 12 GPa. Compute the change in the total length of the member afterthe loads shown are applied.40 kN35 kN20 kND+1.5 m-3 m3 m

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Answered: Problem 1: The steel rod is placed…

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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Two plate are joint by five rivets of 20 mm diameter. What is the shear stress in the material if the shear forces is 18840 N O 12 N/mm2 O 20 N/mm2 O 15 N/mm2
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The light rigid bar ABCD shown below is pinned at B and connected to two vertical rods. Assuming that the bar was initially horizontal and the rods stress-free, determine the stress in each rod after the load P = 20 kN is applied. steel L=1.5 m A=300 mm2 2 m- E= 200 GPa B D Aluminun L=2 m P = 20 kN - 1m A= 500 mm2 E= 70 GPa
QUESTION 3 The assembly consists of three steel rods and a horizontal bar BED. The structure supports a 36 kN load P located at middle of bar BED. Each of the rod AB and CD has a cross-sectional area of 200 mm² and rod EF has a 625 mm². Modulus of elasticity for steel is 200 GPa. Determine: (a) The change in length of rod EF. (b) The stress in each rod. 500 mm 400 mm
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3. The rigid bar weighs 5 kN/m, is supported as shown. The assembly is initially stress-free. Find the stress in each rod if the temperature rises 20°C after a load W = 150 kN is applied. A (mm?) a (FC) E (GPa) Steel rod 300 11.7 x 10-6 200 Bronze rod 1400 18.9 x 10-6 83 Bronze | 3 m Steel 1.5 m ►| 1.0 m 2.5 m 2 m W
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Situation 1: A rigid bar ABC weighs 10 kN/m. The compressive stress of the copper bar is 20 MPa. Answer the following questions: 3m B 2 m Copper L=3m A = 1500 mm² Brass C L = 2 m A = 1200 mm² A. What is the stress of the brass bar? Indicate if it will experience tension (T) or compression (C) (MPa) B. What is the minimum required diameter of the pin at A assuming that the pin connection is in double shear? Consider the allowable shearing stress of the pin as 15 MPa. Round your answer in a multiple of 5. (mm)
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A brass link (Eb = 105 GPa, ab = 20.9 x 106/°C) and a steel rod (Es = 200 GPa, as = 11.7 x 106/°C) have the dimensions shown at a temperature of 20°C. The steel rod is cooled until it fits freely into the link. The temperature of the whole assembly is then raised to 45°C. Determine a.) The final stress in the steel rod b.) The final length of the steel rod 50 mm Brass 37.5 mm 37.5 mm 0.12 mm -250 mm 30-mm diameter Steel Section A-A
The rigid bar AB, attached to two vertical rods as shown in Fig. is horizontal before the load P is applied. Determine the maximum value for P If the stress must not exceed: 160 MPa for steel and 80 MPa for Bronze. Then determine the vertical movement of P. BRONZE L-5 m A 500 mm E-80 GPa STEEL L-4 m A-400 mm E-200 GPa 3 m. 5 m. VP

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Problem 1: The steel rod is placed inside the copper tube, the length of each being ex-, actly 15 in. If the assembly is compressed by 0.0075 in., determine the stress in each component and the applied force P. The moduli of elasticity are 29 x 10 psi for steel and 17 x 10° psi for copper.