Q.3. A steel rod of 20-mm diameter passes through a 0.8-m long brass tube of 35-mm external diameter and 25-mm internal diameter. The tube is closed at each end by rigid washers and nuts screwed to the rod. The nuts are tightened till the compressive force in the brass tube is 20 kN. Determine the stresses in the rod and tube. Given, E,= 200 GPa, E= 100 GPa [ Ans - 6, = 31.8 MPa, o= 21.2 MPa]

Q.3. A steel rod of 20-mm diameter passes through a 0.8-m long brass tube of 35-mm external diameter and 25-mm internal diameter. The tube is closed at each end by rigid washers and nuts screwed to the rod. The nuts are tightened till the compressive force in the brass tube is 20 kN. Determine the stresses in the rod and tube. Given, E,= 200 GPa, E= 100 GPa [ Ans - 6, = 31.8 MPa, o= 21.2 MPa]

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

See similar textbooks

Similar questions

A simple pin-connected truss is loaded and supported as shown. The truss is constructed from three aluminum members, each having a cross-sectional area of A = 1320 mm². Assume a = 2.4 m, b = 9.7 m, and c = 3.6 m. If P = 60 kN and Q = 70 kN, determine the normal stress in each member. a Answers: OAB = i MPa (C) MPa (Т) i MPa (Т)
Determine the principal stresses at points A and B of the cylinder. Consider: L = 70 mm; d = 20 mm; F = 12 kN; P = 15 kN; T = 800 Nm.
1. (a) Explain briefly why a single-cylinder ('mono cylinder') may be replaced with a force-fitted compound cylinder ('duplex cylinder') with the same inner and outer diameters for a high internal pressure bearing application. (b) An alloy steel cylinder of bore radius (n) 40 mm and outer radius (R) 60 mm is subjected to an external pressure of 30 MNM2. (1) Determine the circumferential stresses generated at the bore and outer surface of the cylinder. (II) Sketch the form of distribution of radial and circumferential stresses across a radius. (c) The cylinder in (b) above is to be used as a hydraulic cylinder. For this application, it needs to be strengthened by shrink fitting onto it a sleeve of outer radius (ro) of 80 mm of the same steel as shown in Figure 1(c). The interference pressure generated due to this fit is 30 MNM2. Observe: This pressure is the same as the external pressure used in the calculations in part (b). (1) Determine the circumferential stress generated in the…
A simple pin-connected truss is loaded and supported as shown. The truss is constructed from three aluminum members, each having a cross-sectional area of A = 1060 mm?. Assume a = 1.6 m, b = 9.8 m, andc = 3.6 m. If P = 60 kN and Q = 85 kN, determine the normal stress in each member. P В Q< b. Answers: OAB = i MPa (С) OBC = i MPа (Т) OAC i MPа (Т)
Axial loads are applied with rigid bearing plates to the solid cylindrical rods shown. The normal stress in aluminum rod (1) must be limited to 19 ksi, the normal stress in brass rod (2) must be limited to 24 ksi, and the normal stress in steel rod (3) must be limited to 12 ksi. Determine the minimum diameter required for each of the three rods. Assume P = 9 kips, Q = 4 kips, R = 18 kips and S = 21 kips. Calculate the internal force (positive if tensile, negative if compresive) in rod (1). Use a FBD cutting through the rod in the section that includes the free end A.Answer: F1 = ? kips.
Part 1. A composite assembly of length, L-375 mm, consisting of a steel (G-77 GPa) core (2) connected by rigid plates at the ends of an aluminum [G-35 GPa) tube (1) is shown. The aluminum tube has outside diameter D₁ - 50 mm and inside diameter d₁-30 mm. = 100 MPa, and the The solid steel core has diameter d₂-25 mm. The allowable shear stress of aluminum tube (1) is (rallow) allowable shear stress of steel core (2) is (Tallow)2= 135 MPa. Determine (a) the allowable torque T that can be applied to the composite shaft. (b) the corresponding torques produced in tube (1) and core (2). (c) the angle of twist produced by the allowable torque T. T D₁ L Calculate the polar moment of inertia, J₁, of the aluminum tube. Answer: J₁ (106) mm².
i need typing answer only
Rigid bar ABC is supported by a pin at bracket A and by tie rod (1). Tie rod (1) has a diameter of 6 mm, and it is supported by double- shear pin connections at B and D. The pin at bracket A is a single-shear connection. The pin at B is 9 mm in diameter. Assume a = 590 mm, b = 295 mm, h = 360 mm, and 0= 60°. If the normal stress in tie rod (1) cannot exceed 190 MPa and the shear stress in pin B cannot exceed 140 MPa, determine the maximum load Pmax that can be supported by the structure. D (1) h a ● b
Problem 2 The mechanical system consists of two identical steel rods (A = 30 mm², E = 200GPA, a = 15x106/°C) and a "rigid" beam AC. The beam is supported by a smooth pin at B. The nuts at A and C are initially tightened just enough to remove the slack, leaving the two rods stress-free. 1- Determine the axial stresses induced in rods (1) and (2) if the temperature of both rods is decreased by 60°C. 2- Determine the (small) angle 0 through which the beam AC would rotate due to this temperature change. -200 mm- - 80 mm- A 0f B "Rigid" |(1) (2) 250 mm
Please solve urgently