A solid cylinder is compressed axy-symmetrically up to its original height in forging. Calculate the three...
Materials Forming: A solid cylinder of uniform circular cross-section is compressed axi-symmetrically to half its initial height. Calculate the three true (log) strains (axial, radial, circumferential) and the total effective true strain (von Mises strain) (10 points) Machining: In a cylindrical turning operation on a horizontal engine lathe we have the following data: Work diameter: 1 inch, Work length: 3 inches, spindle speed: 200 rpm, tool feed rate: 0.01inch/rev., depth of cut per pass: 0.2 inch, ultimate shear strength (USS)...
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1. A solid cylinder of 6 inch diameter and 4 inch high is compressed aaioymmetrically to 2 inch high. Calculate the final diameter of the product, the three orthogonal strains and the von Mises strain: (5 points) a. Estimate the maximum total force required for this operation. Assume: coefficient of friction: 0.2; Use Ludwik's Law to find the pressure at maximum axial strain; the strength coefficient of the workpiece: K is 147 ksi, strain hardening exponent is...
need solution for milestones A Q1
Solid Mechanics 3 Assessment Task 1a - 2020 Milestone a Question 1. For each of the plane-stress conditions given below, construct a Mohr's circle of stress, find the principal stresses and the orientation of the principal axes relative to the xy axes and determine the stresses on an element, rotated in the x-y plane 60° counterclockwise from its original position: (a) dx = 200 MPa Oy - 300 MPa T .40 MPa (b) dx...
Consider a cylindrical capacitor like that shown in Fig. 24.6. Let d = rb − ra be the spacing between the inner and outer conductors. (a) Let the radii of the two conductors be only slightly different, so that d << ra. Show that the result derived in Example 24.4 (Section 24.1) for the capacitance of a cylindrical capacitor then reduces to Eq. (24.2), the equation for the capacitance of a parallel-plate capacitor, with A being the surface area of...