4.3. At a point in a structural member, yielding occurred under a state of stress givenby:404050-60 MPa-60Determine the uni-axial tensile yield strength of the material according to (a)maximum shearing stress theory, and (b) Octahedral shearing stress theory.4.5. Determine the width t of the cantilever of height 2t and length 0.25 m subjectedto a 450 N concentrated force at its free end. Apply the maximum energy of distortiontheory. The tensile and compressive strengths of the material are both 280 MPa.4.6. Determine the required diameter of a steel transmission shaft 10 m in length andof yield strength 350 MPa. In order to resist a torque of up to 500 N.m. The shaft issupported by frictionless bearings at its ends. Design the shaft according to themaximum shear stress theory, selecting a factor of safety of 1.5, (a) neglecting theshaft weight, and (b) including the effect of shaft weight. Use y = 77 kN/m as theweight per unit volume of steel.190 MPa30 MPa40 MPa4.11. A steel rod of diameter d = 50 mm (oyp = 260 MPa) supports an axial load P =50R and vertical load R acting at the end of an 0.8 m long arm as in the followingfigure. Given a factor of safety n = 2, compute the largest permissible value of Rusing the following criteria: (a) maximum shearing stress and (b) maximum energy ofdistortion.1.2 m0.8 m

4.5) Given, Load = 450 N Length =0.25 m The width of the cantilever is t and height is 2t Tensile…

by: 40 -60 MPa 0 -60 40 50 Determine the uni-axial tensile yield strength of the material according to (a) maximum shearing stress theory, and (b) Octahedral shearing stress theory. 4.5. Determine the width t of the cantilever of height 2t and length 0.25 m subjected to a 450 N concentrated force at its free end. Apply the maximum energy of distortion theory. The tensile and compressive strengths of the material are both 280 MPa.

by: 40 -60 MPa 0 -60 40 50 Determine the uni-axial tensile yield strength of the material according to (a) maximum shearing stress theory, and (b) Octahedral shearing stress theory. 4.5. Determine the width t of the cantilever of height 2t and length 0.25 m subjected to a 450 N concentrated force at its free end. Apply the maximum energy of distortion theory. The tensile and compressive strengths of the material are both 280 MPa.

Materials Science And Engineering Properties

1st Edition

ISBN:9781111988609

Author:Charles Gilmore

Publisher:Charles Gilmore

Chapter9: Time, Temperature, And Mechanical Properties

Section: Chapter Questions

Problem 9.3P

See similar textbooks

Similar questions

what differ between plane stress and strain.As like pancel is which of those? （eg,a pancil ,glass normal face or glass side face)
Question 6 The state of plane stress shown in Fig. Q6 occurs at a critical point of a steel component. The tensile yield strength oy 200 MPa for the grade of steel used. Use Mohr's circle to determine the factor of safety k with respect to yield using = (a) the maximum-shearing-stress criterion, and (b) the maximum-distortion-energy criterion. 40 MPa 25 MPa Fig. Q6 80 MPa
Q3
AN ALUMINUM TUBE IS FASTENED BETWEEN A STEEL ROD AND BRONZE ROD AS SHOWN IN THE FIGURE. AXIAL LOADS ARE APPLIED AT THE POSITIONS INDICATED. FIND THE VALUE OF P THAT WILL NOT EXCEED A MAXIMUM OVERALL DEFORMATION OF 5mm OR A STRESS IN THE STEEL OF 120MPa, IN BRONZE OF 130 MPa AND IN ALUMINUM OF 90 MPa. Modulus of Elasticty of Bronze = 80 GPa, Aluminum = 65 GPa and Steel = 210 GPa. 2P P 3P 4P L = 500mm 800 A = 400mm² 900 600 700 C
The strain of a component, which has a tensile modulus of 3 X 105 MPa, and subjected to a stress of 5000KPA, is .a 0.0000167 .b 0.0000176 .C 0.000167 .d 0.00176
The state of stress at a point in a structural member may be represented by a two-dimensional stress system in which o, =100 N/mm², o,=-80 N/mm² and 7,, =45 N/mm². Determine the direct stress on a plane inclined at 60° to the positive direction of o, and also the principal stresses. Calculate also the inclination of the principal planes to the plane on which o, acts. Verify your answcrs by a graphical method. Ans. 6,= 16 N/mm², o1 =110.6 N/mm², ơn=-90.6 N/mm², 0= –13.3° and –103.3°. !!
STRAIN
At a point in a strained material, tensile stress of 100 MPa and compressive stress of 60 MPa are found to be principal stresses Maximum shear stress at that point is: O 60 MPa O 20 MPa O 40 MPa O 80 MPa
Q.70 ox= X The state of stress at a point is given by : = 80 MPa, oy=100 MPa = and txy = 60 MPa. If the yield strength for the material is 150 MPa, as determined in a uniaxial test, then the maximum shear stress is, nearly A 75.5 MPa B с D 127.4 MPa 119.3 MPa 104.0 MPa
The state of stress at a point is given by: o= 80 MPa, oy= 100 MPa and tauxv =60 MPa. If the yield strength for the material is 150 MPa, as determined in a uniaxial test, then the maximum shear stress is?
Find the req,
For the state of stresses (in MPa) shown in the figure below, the maximum shear stress (in MPa) is 2 2