Jurek = 1000 lb/in.k = 1000 lb/in.ww4 ftPart AThe rod is made of A-36 steel and has a diameter of 0.24 in. If the rod is 4 ft long when the springs are compressed 0.4 in. and the temperature of the rod isT 60°F, determine the force in the rod when its temperature is T' = 120°F.(Figure 1)Ο ΑΣΦ ΗvecF =SubmitRequest Answer1 of 1Provide Feedback?kipPlease don't use chatgpt, Only handwritten with the correct answer.Next >>

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Answered: Jure k = 1000 lb/in. k = 1000 lb/in. ww…

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 center rod CD of the assembly is heated from T₁ = 30 °C to T₂ = 165 °C using electrical resistance heating. At the lower temperature T₁ the gap between C and the rigid bar is 0.7 mm. Rods AB and EF are made of steel, and each has a cross-sectional area of 125 mm². CD is made of aluminum and has a cross-sectional area of 375 mm². Est = 200 GPa, Eal = 70 GPa, and cal = 23 (10-) /°C. (Figure 1) Figure 0.7 mm 240 mm 300 mm Determine the force in the rod AB caused by the increase in temperature. Express your answer to three significant figures and include the appropriate units. FAB = Submit Part B FEF= _O Submit μA Value Request Answer Determine the force in the rod EF caused by the increase in temperature. Express your answer to three significant figures and include the appropriate units. |μA Value Units Request Answer ? Units ?
A rod made of 2014-T6 aluminum fits securely between its fixed supports A and B when the temperature is T1= 70 °F. An axial force of P is applied to the rigid collar as shown when the temperature becomes T2= –10 °F. The diameter of the solid rod is 0.5 inch. The elastic modulus of 2014-T6 aluminum is 10.6×103 ksi, the linear coefficient of thermal expansion is 12.8 ×10-6 /°F. Assume, P = 1800 lb. A) The reactive axial load at the fixed support B is _______ kip. .935 .647 1.22 1.65 1.44 B) The axial stress on the cross-section of the aluminum rod between A and C is _______ ksi. 19.0 7.42 14.0 22.3 16.5 C) The contraction in the aluminum rod between C and B is ________ ×10-3 inch when both the thermal stress and the axial loading effects are considered. 3.59 3.06 2.66 1.73 2.26
A rod made of 2014-T6 aluminum fits securely between its fixed supports A and B when the temperature is T1= 70 °F. An axial force of P is applied to the rigid collar as shown when the temperature becomes T2= –10 °F. The diameter of the solid rod is 0.5 inch. The elastic modulus of 2014-T6 aluminum is 10.6×103 ksi, the linear coefficient of thermal expansion is 12.8 ×10-6 /°F. Assume, P = 1800 lb. A) The thermal stress in the rod caused by cooling only in the absence of force, P, is _____ ksi. B) The reactive axial load at the fixed support B is _______ kip. C)The axial stress on the cross-section of the aluminum rod between A and C is _______ ksi. D) The contraction in the aluminum rod between C and B is ________ ×10-3 inch when both the thermal stress and the axial loading effects are considered.
Mechanics of Deformable Bodies
Determine the force that the wall exerts on the aluminum rod at point B after the temperature change. (Give your answer in kN and to 0 decimal places.) Determine the force that the wall exerts on the brass rod at point A after the temperature change. (Give your answer in kN and to 0 decimal places.)
3. Three bars each made of different materials are connected together and placed between two walls when the temperature is T₁ = 12 degrees Celsius. Determine the force exerted on the rigid supports when the temperature becomes T₂ = 70 degrees Celsius. The material properties and cross-sections are given in the figure. Steel Est = 200 GPa Cst = 12(10-6)/°C Ast = 200 mm2 300 mm Brass Ebr = 100 GPa abr=21(106)/°C Abr = 450 mm² Copper Ecu = 120 GPa acu = 17(10-6)/°C 515 mm² Acu 200 mm- 100 mm
The three rods are made of A-36 steel and form a pin-connected truss as shown. The assembly is stress- free at 50 °F. Determine the force in each bar when the temperature of the assembly is increased to 110 °F. The cross-sectional area of each bar is 2.5 in². 5 ft 4 ft D 5 ft 3 ft 3ft
Q1/ The aluminum and bronze cylinders are centered and secured between two rigid end-plates by tightening the two steel bolts. There is no axial load in the assembly at a temperature of 50°F. Find the stress in the steel bolts when the temperature is increased to 200°F. Use the following data: Aluminum cylinder Bronze cylinder Each steel bolt A (in.²) 2.00 3.00 0.75 a (/°F) 12.8 x 10-6 10.5 x 10-6 6.5 x 10-6 E (psi) 10 x 106 12 × 106 29 x 106 1.0 in.- -3 in 4 in.-1.0 in. Aluminum Bronze O
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I Review Determine the force in the rod AB caused by the increase in temperature. Express your answer to three significant figures and include the appropriate units. The center rod CD of the assembly is heated from T = 30 °C to T = 210 °C using electrical resistance heating At the lower temperature T1 the gap between C and the rigid bar is 0.7 mm. Rods AB and EF are made of steel, and each has a cross-sectional area of 125 mm2, CD js HÀ ? made of aluminum and has a cross-sectional area of 375 FAB = 6.96 kN mm?. Est = 200 GPa, Eal = 70 GPa, and Cal = 23 (10-6) /°C. (Figure 1) Submit Previous Answers Request Answer Figure 1 of 1 X Incorrect; Try Again; 4 attempts remaining > 0.7 mm Part B F Determine the force in the rod EF caused by the increase in temperature Express your answer to three significant figures and include the appropriate units. 240 mm 300 mm D FeF = 11.52 kN Submit Previous Answers Request Answer
6. A cylindrical pressure vessel has an inner diameter of 9 ft and a thickness of 1 in determine the maximum internal pressure it can sustain so that neither its circumferential nor its longitudinal stress component exceeds 20 ksi. Under the same conditions, what is the maximum internal pressure that a similar-size spherical vessel can sustain?

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