A compressed gas cylinder for use in mechanical engineering laboratory has an internal gage pressure of 8 MPa at the time of delivery. The outside diameter of the cylinder is 30 cm. If the steel has an allowable stress of go MPa, what is the required thickness of the wall in centimeter? Is it considered a thin walled? [Checking: thickness/inside radius < o.1, thin walled) "Yes or No Next pa IS ACTIVITY Quiz 1 NEXT ACTIVITY Midterm Exam Jump to.. Learning Management System initiative from UCU-MiS+ based on moodle platform. ere to search 72 HUAWEI

A compressed gas cylinder for use in mechanical engineering laboratory has an internal gage pressure of 8 MPa at the time of delivery. The outside diameter of the cylinder is 30 cm. If the steel has an allowable stress of go MPa, what is the required thickness of the wall in centimeter? Is it considered a thin walled? [Checking: thickness/inside radius < o.1, thin walled) "Yes or No Next pa IS ACTIVITY Quiz 1 NEXT ACTIVITY Midterm Exam Jump to.. Learning Management System initiative from UCU-MiS+ based on moodle platform. ere to search 72 HUAWEI

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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Q1-B // A steel bar has a square section of 10 mm side and a length of 60 mm, subjected to a tension force of 50 KN, as a result the bar has extended 2 mm; Calculate: 1-Yong modulus 2- The engineering stress 3- The engineering sustain 4- The true stress 5- The true strain 6- The percentage reduction in Area
a 3 zain IQ HW 3.pdf > التاريخ : Egogbl HaW: Eind the tensien force in each 35 eable. 來 M م لمملنسس لم منگ the pully te Keep the system in quilibrinm. 65N 60
Question 1: [Simple stresses] 1. A hydraulic system is used to apply a force in an external fixation device to hold broken ends. The piston of this hydraulic ram is 30 cm in diameter and the water pressure (shaded portion of the sketch) is 3 MN/m² as shown in Figure Q1.1. 3 MN/m? 30 cm 4 cm Figure QI.1 Hydraulic system Determine: 1.1. The stress in the piston rod which has dimeter of 4 cm 1.2. The elongation of the 2 m long piston rod. Take Young's modulus as E = 200 GN/m²
Element 1 Ук ** Answer in MPa. 2 cm Element 2 Assume the reaction forces at the origin were solved to be Rf = [325, 100, 0] N and = Rm [10, -2, 5] Nm. We will consider a hypothetical cut at the connection of the dolly to the axle. Z is positive out of the page. What is the value of normal stress in the x-direction Ox for element 2? Answer options: a) Ox < -300 b) -300 ≤ Ox < -100 c) -100 ≤ Ox < -200 d) 0 ≤ Ox < 100 e) 100 ≤ Ox < 300 f) 300 ≤ Ox
Q 2: The state of stress at a point is characterized by the components: Txy Txz] |Тух ду Tyx Oy [Tzx Tzy [12 3 0 Tyz = 3 4 0 10 Find the values of the principal stresses and their directions?
Current Attempt in Progress 4 Give the following problem a try. If you get stuck, here is one way to work it: Essential Solution Video. 0.4] rod (1) having a diameter of d, A nylon [E 390 ksi; v = = 2.92 in. is placed inside a steel [E = 29,000 ksi; v = 0.29] tube (2) as shown in the figure. The inside diameter of the steel tube is d₂ = 2.95 in. An external load P is applied to the nylon rod, compressing it. At what value of P will the space between the nylon rod and the steel tube be closed? Part 1 Elat = P i KE in./in. Nylon rod (1). O Determine the lateral strain of the nylon rod required to close the space between the nylon rod and the steel tube. Use the correct sign based on the sign conventions for strain. di Steel tube (2)
Machine axels, drive shaft, twist drills experience O A. compressive stress O B. torsional stress O C. shear stress O D. tensile stress » A Moving to another question will save this response. SEEIEE
band Pass FI.. 目Readi This course EHide block An aluminum pipe is filled in concrete is subjected to a pure compressive force as shown in the figure below. Determine the factor of safety against compressive stress acting on the column. The pipe has an outer diameter of 60 mm and inner diameter of 50 mm. The aluminum and the polymer concrete have the following material properties: Young's modulus: Eal = 70 GPa (aluminum), Ecr = 30 GPa (concrete). Yield compressive strength: Sy-al = 180 MPa (aluminum), Sy-cr = 60 MPa (concrete). 100 kN 500 mm Select one: O FS = 1.7
1. A steel cylinder of 1 metre diameter is carrying a fluid under a pressure of 10 N/mm². Calculate the necessary wall thickness, if the tensile stress is not to exceed 100 MPa. [Ans. 50 mm] 2. A steam boiler, 1.2 metre in diameter, generates steam at a gauge pressure of 0.7 N/mm². Assuming the efficiency of the riveted joints as 75%, find the thickness of the shell. Given that ultimate tensile stress = 385 MPa and factor of safety = 5. [Ans. 7.3 mm] 3. Find the thickness of a cast iron cylinder 250 mm in diameter to carry a pressure of 0.7 N/mm². Take maximum tensile stress for cast iron as 14 MPa. [Ans. 6.25 mm] 4. A pressure vessel has an internal diameter of 1 m and is to be subjected to an internal pressure of 2.75 N/mm² above the atmospheric pressure. Considering it as a thin cylinder and assuming the efficiency of its riveted joint to be 79%, calculate the plate thickness if the tensile stress in the material is not to exceed 88 MPa. [Ans. 20 mm] 5. A spherical shell of 800 mm…
X Your answer is incorrect. The axial assembly consists of a solid 1.01-in-diameter aluminum alloy [E - 8900 ksi, v- 0.33, a = 12.4x 10-6/°F] rod (1) and a solid 1.63-in-diameter bronze [E - 15400 ksi, v- 0.17,a = 7.3 x 10-6/°F] rod (2). Assume L;-15 in., L2-29 in. If the supports at A and Care rigid and the assembly is stress free at 6°F, determine: (a) the normal stresses o1,02 in both rods at 167°F (positive if tensile, negative if compressive). (b) the displacement ug of flange B (positive if to the right, negative to the left). (c) the change in diameter Ad, of the aluminum rod. B (1) L L2 Answers: (a) o 26.591 ksi, o2 = 10.209 ksi (b) ug - i 0.0418 in. (c) Adi in. 0.0003288
۱۰:۱۳ docs.google.com * Fixed-Fixed bar was 20 centigrade degree at room temperature, Determine the thermal stress when the bar is heated to :110 degree A Lo Est = 200 Gpa = 11.7 μm/m°C ας ast Ast = 200 mm² _187.2 MPa (compression) +187.2 MPa (compression) 210.6 MPa (compression) 210.6 MPa (Tension) + 210.6 MPa (compression) + 210.6 MPa (Tension) +187.2 MPa (Tension) O non of these _187.2 MPa (Tension) (
Q1: An Iron bar has a length of 50 m when the temperature is (-20 "C) .what is the length of the bar in a summer day when the temperature is (38 C) ?Calculate the thermal stress set up in the bar on summer day.a=12 x10 C ,E=25x10 Pa.