Please work out part A and B Part B - Clockwise Rotation of a Stress Element with Only One Normal StressThe state of stress at a point in a member is shown on the rectangular stress element in (Figure 4) where themagnitudes of the stresses are |o₂| = 149 MPa and Tzy| = 49 MPa.Determine the state of stress on an element rotated 65° clockwise from the element shown.Express your answers, separated by commas, to three significant figures.► View Available Hint(s)02, 0y =Ti'y'SubmitVE ΑΣΦ ↑vecPart C- Counterclockwise Rotation of a Stress ElementwwwMPa, MPa,MPaFigure<4 of 6 ▼Part A - State of Stress on an Inclined PlaneThe state of stress at a point in a member is shown on the rectangular stress element in (Figure 3), themagnitudes of the stresses are lo 100 MPa, |oy| = 35 MPa, and Try| = 49 MPa.=Using the stress-transformation equations, determine the state of stress on the inclined plane AB.Express your answers, separated by a comma, to three significant figures.► View Available Hint(s)Or TrySubmitVE ΑΣΦ ↓↑Previous AnswersvecX Incorrect; Try Again; 3 attempts remaining?Part B - Clockwise Rotation of a Stress Element with Only One Normal StressMPa, MPaFigure▼60°15⁰Part A State of Stress on an Inclined PlaneB3 of 6O8

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Y Part B - Clockwise Rotation of a Stress Element with Only One Normal Stress The state of stress at a point in a member is shown on the rectangular stress element in (Eigure 4) where the magnitudes of the stresses are lo₂-149 MPa and Tay - 49 MPa Determine the state of stress on an element rotated 65° clockwise from the element shown Express your answers, separated by commas, to three significant figures. View Available Hint(s) 0,0 Taly Submit IVE ΑΣΦ ↓↑ vec Part C Counterclockide 3 → C CARIC ? MPa, MPa, MPa 6 2 W Figure 0₂ < 4 of 6 >

Y Part B - Clockwise Rotation of a Stress Element with Only One Normal Stress The state of stress at a point in a member is shown on the rectangular stress element in (Eigure 4) where the magnitudes of the stresses are lo₂-149 MPa and Tay - 49 MPa Determine the state of stress on an element rotated 65° clockwise from the element shown Express your answers, separated by commas, to three significant figures. View Available Hint(s) 0,0 Taly Submit IVE ΑΣΦ ↓↑ vec Part C Counterclockide 3 → C CARIC ? MPa, MPa, MPa 6 2 W Figure 0₂ < 4 of 6 >

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter7: Analysis Of Stress And Strain

Section: Chapter Questions

Problem 7.2.2P: Solve the preceding problem for an element in plane stress on the bottom surface of a fuel tanker...

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An element in plane stress on the fuselage of an airplane (figure part a) is subjected to compressive stresses with a magnitude of 42 MPa in the horizontal direction and tensile stresses with a magnitude of 9.5 MPa in the vertical direction (sec figure part b). Also, shear stresses with a magnitude of 15.5 MPa act in the directions shown. Determine the stresses acting on an element oriented at a clockwise angle of 40g from the horizontal. Show these stresses on a sketch of an element oriented at this angle.
-18 through 7.4-25 An clement in plane stress is subjected to stresses a,, ay., and axy. (see figure). Using Mohr’s circle, determine (a) the principal stresses and (b) the maximum shear stresses and associated normal stresses. Show all results on sketches of properly oriented elements.
-26 A rectangular plate of dimensions 125 mm × 75 mm is subjected to tensile stress sy= 67 kPa and compressive stress a. If it is known that the normal stress along the diagonal t—t is ??t= -6.57 kPa, find stress ??y on element A. a
Solve the preceding problem for an element in plane stress on the bottom surface of a fuel tanker (figure part a); stresses are sx= 105 MPa, sy. = 75 MPa, and ??xy= 25 MPa. Determine the stresses acting on an element oriented at an angle ?? = 40° from the x axis, where the angle is positive when counterclockwise. Show these stresses on a sketch of an element oriented at the angle ??.
At a point on the surface of an elliptical exercise machine, the material is in biaxial stress with t = 1400 psi and trv = —900 psi, as shown in the figure part a. The figure part b shows an inclined plane aa cut through the same point in the material but oriented at an angle ft Determine the value of the angle 6 between zero and 90° such that no normal stress acts on plane aa. Sketch a stress clement having plane aa as one of its sides and show all stresses acting on the clement
The stresses at a point on the down tube of a bicycle frame are trx= 4800 psi and t = -1950 psi (see figure). It is known that one of the principal stresses equals 6375 psi in tension, (a) Determine the stress (b) Determine the other principal stress and the orientation of the principal planes, then show the principal stresses on a sketch of a properly oriented clement.
The stresses acting on element A on the web of a train rail (sec figure part a) a re found to be 6500 psi tension in the horizontal direction and 18,500 psi compression in the vertical direction (see figure part b), Also, shear stresses with a magnitude of 3800 psi act in the directions shown. Determine the stresses acting on an clement oriented at a counterclockwise angle of 30° from the horizontal Show these stresses on a sketch of an element oriented at this angle
The normal and shear stresses acting on element A are 6500 psi, 17,300 psi, and 2900 psi (see the figure b for Problem 7.2-5). Determine the maximum shear stresses and associated normal stresses and show them on a sketch of a properly oriented element.
During a test of an airplane wing, the strain gage readings from a 45° rosette (see figure) are as follows: gage A, 520 × l0-6; gage B. 360 × l0-6; and gage C,-80 × 10-6. Determine the principal strains and maximum shear strains, and show them on sketches of properly oriented elements.
An element in plane stress on the surface of an automobile drive shaft (see figure) is subjected to stresses of crv = —45 MPa and rTb = 39 MPa (see figure). It is known that one of the principal stresses equals 41 MPa in tension. (a) Determine the stress (b) Determine the other principal stress and the orientation of the principal planes, then show the principal stresses on a sketch of a properly oriented element.
.4-2 An element in uniaxial stress is subjected to tensile stresses sx= 57 MPa. as shown in the figure. Using Mohr’s circle, determine the following. (a) The stresses acting on an clement oriented at an angle 0 = 33° from the x axis (minus means clockwise). (b) The maximum shear stresses and associated normal stresses. Show all results on sketches of properly oriented elements.
The stresses acting on a stress element on the arm of a power excavator (see figure) are ax= 52 MPa and txy= 33 MPa (sec figure). What is the allowable range of values for the stress if the maximum shear stress is limited to = 37 MPa?