A delta strain rosette was mounted on a thin-walled steel cylinder subjected to internal pressure. At...
A delta strain rosette was mounted on a thin-walled steel cylinder subjected to internal pressure. At a particular pressure the gauges give the following readings:
e a = 350 x 10-6 ( along the x-axis, 00 ), e b = - 100 x 10-6 ( 600 ) and
e c = -100 x 10-6 ( at 1200)
Assume E = 200 GPa , n = 0.3.
The resulting principal stresses are:
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A delta strain rosette was mounted on a thin-walled steel
cylinder subjected to internal pressure. At...
Question 7 A delta strain gauge rosette (60° angles between gauges) bonded to a magnesium alloy...
Question 7 A delta strain gauge rosette (60° angles between gauges) bonded to a magnesium alloy component, measured microstrain readings of 300, -240 and 60. Determine the principal strains and from them the principal stresses and the maximum shear stress at this point on the component (a) using analytical relationships and (b) by using Mohr's circles for strain and stress. The relevant material properties are: E = 80 x 10°N/m², v=0.3.
PROBLEM 1: The 45° strain rosette is mounted on the link of the backhoe. The following...
PROBLEM 1: The 45° strain rosette is mounted on the link of the backhoe. The following readings are obtained from each gauge 650[10). = -300(10) = 480(10"). Determine principal stresses on the link if it is made from steel with modulus of elasticity E - 200 GPa and Poisson's ratio v 0.3. (30p) A 2 Strain Rosettes Transformation equations (45°configuration) Ex = {a Ey = {c Yxy = 2ęp – (@a+ ac) Transformation equations (60°configuration) Ex = {a Ey =...
The 60 deg strain rosette is mounted on a steel plate (E = 30e6 psi, G...
The 60 deg strain rosette is mounted on a steel plate (E = 30e6 psi, G = 11.5e6 psi). Readings obtained from each gage are shown below. Using strain transformation equations, determine &x, Ey and Yxy. Solve for Ox, Oy and Txy. Draw the stress element with values and directions. &2 = 737e-6 £1 = 389e-6 45° 45° 63 = -290e-6
1. A strain gage rosette is an electromechanical device that can measure relative surface elongation on...
1. A strain gage rosette is an electromechanical device that can measure relative surface elongation on three directions. Bonding such a device to the surface of a structure allows determination of normal strain along the gage arms. Such a rosette is mounted on the surface of a stress-free elastic solid as shown at the right. Upon loading, the three gage readings are 30 a30 Ea-300 x 10-6, ε,-400 x 10-6, ε.-100 x 10-6 Assuming the material is steel with E-207...
Asap 1. The bracket is made of steel (Young's modulus 200 GPa; Poisson's ratio 0.3). When the force P is applied to the bracket, the gages in the strain rosette at point A have the followi...
Asap
1. The bracket is made of steel (Young's modulus 200 GPa; Poisson's ratio 0.3). When the force P is applied to the bracket, the gages in the strain rosette at point A have the following readings: E.-60 μ . Ep 135 μ l, and E.-264 μ (a) Determine the shear strain at point A. (b) Determine the orientation of the principal plane, the in-plane principal strains, the maximum in-plane shear strain, and the average in-plane normal strain. Determine the...
Problem 1: The 60 deg strain rosette is mounted on a steel plate (E = 30e6...
Problem 1: The 60 deg strain rosette is mounted on a steel plate (E = 30e6 psi, G = 11.5e6 psi). Readings obtained from each gage are shown below. Using strain transformation equations, determine Ex, Ey and Yxy. Solve for Ox, Oy and Txy. Draw the stress element with values and directions. €2 = 737e-6 £1 = 389e-6 45° 45° £3 = -290e-6
The strain rosette shown below is mounted on the flat surface of a beam. The following...
The strain rosette shown below is mounted on the flat surface of a beam. The following normal strains are obtained from each gauge: ε,--500 x 10", ε,-107 x 10-6, E 350 x 106. Making use of the gauge readings determine the normal strain in the x direction (x) shown using whatever equations and/or methods you want. (7 PTS) Hint: There is a relatively simple way to solve this problem and a more difficult way to solve it. 135° 85。 R-...
MEE2001/2015 Q5. A thin walled steel cylinder with 10 mm wall thickness and internal diameter of 200 mm (Fig. Q5) is subjected to an internal pressure, p. The steel used for the cylinder has a yie...
MEE2001/2015 Q5. A thin walled steel cylinder with 10 mm wall thickness and internal diameter of 200 mm (Fig. Q5) is subjected to an internal pressure, p. The steel used for the cylinder has a yield stress of 240 MPa. +F 200 mm Fig. Q5 (a) If a tensile axial force of 1MN is applied to the end plate, show that the maximum internal pressure that can be applied before the cylinder yields according to the Tresca criterion is 16.2...
Answers: QUESTION 3 (TZU marks) subjected an internal gauge modulus of elasticity of 210 GPa and...
Answers:
QUESTION 3 (TZU marks) subjected an internal gauge modulus of elasticity of 210 GPa and a A closed cylindrical pressure vessel illustrated in the figure below is pressure of 5.0 MPa. The vessel is made of steel with a Poisson's ratio of 0.29. A delta strain gauge rosette, attached to the external surface of a closed cylindrical pressure vessel measures the following strains a 74 x 10-6 10-6 E60 246 x 248 x 10 E120 Determine the strain components...
STRAIN GAUGE TECHNIQUE 2) A rectangular strain resette, when mounted on a structural member, produces the...
STRAIN GAUGE TECHNIQUE 2) A rectangular strain resette, when mounted on a structural member, produces the following strain indications with the application of load -640 x 10-6 (along the x-axis, oo), εb ·250 x10° (450 ) and ε c = 310 x 106 (along the y-axis, 900) Assume E 200 GPa, v 0.3 The resulting principal stresses are: 1) 425 MPa 40 MPa 2) 214 MPa 13 MPa 3) 251 MPa 22 MPa 4) None of the above answers 03
Question 7 A delta strain gauge rosette (60° angles between gauges) bonded to a magnesium alloy component, measured microstrain readings of 300, -240 and 60. Determine the principal strains and from them the principal stresses and the maximum shear stress at this point on the component (a) using analytical relationships and (b) by using Mohr's circles for strain and stress. The relevant material properties are: E = 80 x 10°N/m², v=0.3.
PROBLEM 1: The 45° strain rosette is mounted on the link of the backhoe. The following readings are obtained from each gauge 650[10). = -300(10) = 480(10"). Determine principal stresses on the link if it is made from steel with modulus of elasticity E - 200 GPa and Poisson's ratio v 0.3. (30p) A 2 Strain Rosettes Transformation equations (45°configuration) Ex = {a Ey = {c Yxy = 2ęp – (@a+ ac) Transformation equations (60°configuration) Ex = {a Ey =...
The 60 deg strain rosette is mounted on a steel plate (E = 30e6 psi, G = 11.5e6 psi). Readings obtained from each gage are shown below. Using strain transformation equations, determine &x, Ey and Yxy. Solve for Ox, Oy and Txy. Draw the stress element with values and directions. &2 = 737e-6 £1 = 389e-6 45° 45° 63 = -290e-6
1. A strain gage rosette is an electromechanical device that can measure relative surface elongation on three directions. Bonding such a device to the surface of a structure allows determination of normal strain along the gage arms. Such a rosette is mounted on the surface of a stress-free elastic solid as shown at the right. Upon loading, the three gage readings are 30 a30 Ea-300 x 10-6, ε,-400 x 10-6, ε.-100 x 10-6 Assuming the material is steel with E-207...
Asap
1. The bracket is made of steel (Young's modulus 200 GPa; Poisson's ratio 0.3). When the force P is applied to the bracket, the gages in the strain rosette at point A have the following readings: E.-60 μ . Ep 135 μ l, and E.-264 μ (a) Determine the shear strain at point A. (b) Determine the orientation of the principal plane, the in-plane principal strains, the maximum in-plane shear strain, and the average in-plane normal strain. Determine the...
Problem 1: The 60 deg strain rosette is mounted on a steel plate (E = 30e6 psi, G = 11.5e6 psi). Readings obtained from each gage are shown below. Using strain transformation equations, determine Ex, Ey and Yxy. Solve for Ox, Oy and Txy. Draw the stress element with values and directions. €2 = 737e-6 £1 = 389e-6 45° 45° £3 = -290e-6
The strain rosette shown below is mounted on the flat surface of a beam. The following normal strains are obtained from each gauge: ε,--500 x 10", ε,-107 x 10-6, E 350 x 106. Making use of the gauge readings determine the normal strain in the x direction (x) shown using whatever equations and/or methods you want. (7 PTS) Hint: There is a relatively simple way to solve this problem and a more difficult way to solve it. 135° 85。 R-...
MEE2001/2015 Q5. A thin walled steel cylinder with 10 mm wall thickness and internal diameter of 200 mm (Fig. Q5) is subjected to an internal pressure, p. The steel used for the cylinder has a yield stress of 240 MPa. +F 200 mm Fig. Q5 (a) If a tensile axial force of 1MN is applied to the end plate, show that the maximum internal pressure that can be applied before the cylinder yields according to the Tresca criterion is 16.2...
Answers:
QUESTION 3 (TZU marks) subjected an internal gauge modulus of elasticity of 210 GPa and a A closed cylindrical pressure vessel illustrated in the figure below is pressure of 5.0 MPa. The vessel is made of steel with a Poisson's ratio of 0.29. A delta strain gauge rosette, attached to the external surface of a closed cylindrical pressure vessel measures the following strains a 74 x 10-6 10-6 E60 246 x 248 x 10 E120 Determine the strain components...
STRAIN GAUGE TECHNIQUE 2) A rectangular strain resette, when mounted on a structural member, produces the following strain indications with the application of load -640 x 10-6 (along the x-axis, oo), εb ·250 x10° (450 ) and ε c = 310 x 106 (along the y-axis, 900) Assume E 200 GPa, v 0.3 The resulting principal stresses are: 1) 425 MPa 40 MPa 2) 214 MPa 13 MPa 3) 251 MPa 22 MPa 4) None of the above answers 03
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