Homework Answers
1) and 3) Yes there are some areas of stress concentrations. Following image shows a typical von misces stress concentration of pliers. Red area shows critical stress concentration areas.
2) Steps to install Strain Gauge:
1. PREPARE SHAFT SURFACE
2. MARK SHAFT SURFACE FOR STRAIN GAGE ORIENTATION AND ALIGNMENT
3. PREPARE STRAIN GAGE FOR MOUNTING
4. POSITION STRAIN GAGE BEFORE GLUING
5. GLUE STRAIN GAGE TO SURFACE
6. ATTACH LEAD WIRES AND PROTECT STRAIN GAGE
Solution for 8)
![-ves [ ER + VEP:] 10x10 [-4403x/0+ (0.3 x 2.044x1599) 02 625.46 ASIL](http://img.homeworklib.com/questions/e919eee0-71ab-11eb-8d62-b1a562c3db0e.png?x-oss-process=image/resize,w_560)
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7. In an empirical stress analysis of the shown pliers, strain gages are used. Explain: a....
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...
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.
5-13. A rectangular rosette is attached to a steel plate having E 30 106 psi and v-03. The strain measurements are: (a) ε 500 μ¡n./in., ε.-300 μ¡n./in., and -100 μίη./in. (b) ε.-305 μ¡n./in., ε.-7...
5-13. A rectangular rosette is attached to a steel plate having E 30 106 psi and v-03. The strain measurements are: (a) ε 500 μ¡n./in., ε.-300 μ¡n./in., and -100 μίη./in. (b) ε.-305 μ¡n./in., ε.-75 μ¡n./in., and ε.-150 μ¡n./in. Calculate the prin- cipal strains and stresses and the maximum shear stress. Locate the axis of the principal stress.
5-13. A rectangular rosette is attached to a steel plate having E 30 106 psi and v-03. The strain measurements are: (a) ε...
Will rate. P13.067 The strain rosette shown was used to obtain normal strain data at a...
Will rate.
P13.067 The strain rosette shown was used to obtain normal strain data at a point on the free surface of a machine component. Given the values Ea = eb -165 ?? , ec- 130 ?? , E = 10,200 ksi, and v = 0.33, determine -170 ?? , (a) the stress components Ox , ? ? , and Txy at the point (b) the principal stresses and the maximum in-plane shear stress at the point; on paper, show...
Consider the deformation of the initially square region ABCD shown. The distances a, b, and e...
Consider the deformation of the initially square region ABCD shown. The distances a, b, and e are unknown and need to be determined The two strain gages shown read -0.2 (horizontal gage) and -0.3 (45 gage) afler deformation we know that ơ,'500 ps, but ơn and r, are not known Assume that the plate is in a state of plane stress and that the material is elastic and has Young's modulus E-2000 psi and Poisson's rato -0.4. Compute the components...
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(15906 GIVEN: The transfer from u to y is: ROD: What is the steady-state (), y(02 (15%)7.GIVEN: The below stan-gage rosette is mounted on the free surface of, stee. part (for steel, E-207x10. N / m2, p. 0.3), as shown below. Gage #1 reads a strain of -56x10'; gage #2 reads a strain of c,-7.9x10": gage #3 reads a strain of = 3.8x10". Assume the rosette dimensions are small compared to the spatial rate of change of the strains. 10...
MECH3211-Stress Analysis Tutorial Assignment #5 Thursday, June 13, 2019 Student ID# 1ofeI52 LO Name:O4BOLOALE OLULOADAMILULA DAN...
MECH3211-Stress Analysis Tutorial Assignment #5 Thursday, June 13, 2019 Student ID# 1ofeI52 LO Name:O4BOLOALE OLULOADAMILULA DAN Problem 1: The 60° strain rosette is mounted on a beam. The following readings are obtained for each gage: E- 600(10 ), E - 700(10), and E , - 350(10). Determine (a) the in-plane principal strains and (b) the maximum in-plane shear strain and average normal strain. In each case show the deformed element due to these strains. ZA 60DC19 Ca7O0CIo Ea 350 CLO...
A strain rosette with as shown, the measured strains are . Determine the shear stress if...
A strain rosette with as shown, the measured strains
are . Determine the shear stress if
E = 70 GPa and v = 0.25
1 = 0º, e2 = 45°, 03 = 135° {1 = 300 um/m, &z = 100 um/m, 3 = 10 um/m. {2 3 E2 өз 1 м 3 ө х о
1. The cantilever beam shown in the following figure is subjected to a load P or...
1. The cantilever beam shown in the following figure is subjected to a load P or a deflection o at its free end. Two gages A and B are mounted at locations A and B on the top and bottom faces of the beam. Gage A is used to measure strain in the y direction (Ey), and gage B is used to measure strain in the x direction (Ex). Assume that: E=30(10) psi, Poisson's ratio v=0.3 a) Determine the theoretical...
The strain rosette shown was used to obtain normal strain data at a point on the free surface of a machine component. Given the values εa= -185 με, εb= -150 με, εc= 55 με, E = 10,800 ksi, and v = 0.33...
The strain rosette shown was
used to obtain normal strain data at a point on the free surface of
a machine component. Given the values εa= -185 με, εb= -150 με, εc=
55 με, E = 10,800 ksi, and v = 0.33,
determine
(a) the stress components σx, σy, and τxy at the point.
(b) the principal stresses and the maximum in-plane shear stress at
the point; on paper, show these stresses on an appropriate sketch
that indicates the orientation...
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...
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.
5-13. A rectangular rosette is attached to a steel plate having E 30 106 psi and v-03. The strain measurements are: (a) ε 500 μ¡n./in., ε.-300 μ¡n./in., and -100 μίη./in. (b) ε.-305 μ¡n./in., ε.-75 μ¡n./in., and ε.-150 μ¡n./in. Calculate the prin- cipal strains and stresses and the maximum shear stress. Locate the axis of the principal stress.
5-13. A rectangular rosette is attached to a steel plate having E 30 106 psi and v-03. The strain measurements are: (a) ε...
Will rate.
P13.067 The strain rosette shown was used to obtain normal strain data at a point on the free surface of a machine component. Given the values Ea = eb -165 ?? , ec- 130 ?? , E = 10,200 ksi, and v = 0.33, determine -170 ?? , (a) the stress components Ox , ? ? , and Txy at the point (b) the principal stresses and the maximum in-plane shear stress at the point; on paper, show...
Consider the deformation of the initially square region ABCD shown. The distances a, b, and e are unknown and need to be determined The two strain gages shown read -0.2 (horizontal gage) and -0.3 (45 gage) afler deformation we know that ơ,'500 ps, but ơn and r, are not known Assume that the plate is in a state of plane stress and that the material is elastic and has Young's modulus E-2000 psi and Poisson's rato -0.4. Compute the components...
(15906 GIVEN: The transfer from u to y is: ROD: What is the steady-state (), y(02 (15%)7.GIVEN: The below stan-gage rosette is mounted on the free surface of, stee. part (for steel, E-207x10. N / m2, p. 0.3), as shown below. Gage #1 reads a strain of -56x10'; gage #2 reads a strain of c,-7.9x10": gage #3 reads a strain of = 3.8x10". Assume the rosette dimensions are small compared to the spatial rate of change of the strains. 10...
MECH3211-Stress Analysis Tutorial Assignment #5 Thursday, June 13, 2019 Student ID# 1ofeI52 LO Name:O4BOLOALE OLULOADAMILULA DAN Problem 1: The 60° strain rosette is mounted on a beam. The following readings are obtained for each gage: E- 600(10 ), E - 700(10), and E , - 350(10). Determine (a) the in-plane principal strains and (b) the maximum in-plane shear strain and average normal strain. In each case show the deformed element due to these strains. ZA 60DC19 Ca7O0CIo Ea 350 CLO...
A strain rosette with as shown, the measured strains
are . Determine the shear stress if
E = 70 GPa and v = 0.25
1 = 0º, e2 = 45°, 03 = 135° {1 = 300 um/m, &z = 100 um/m, 3 = 10 um/m. {2 3 E2 өз 1 м 3 ө х о
1. The cantilever beam shown in the following figure is subjected to a load P or a deflection o at its free end. Two gages A and B are mounted at locations A and B on the top and bottom faces of the beam. Gage A is used to measure strain in the y direction (Ey), and gage B is used to measure strain in the x direction (Ex). Assume that: E=30(10) psi, Poisson's ratio v=0.3 a) Determine the theoretical...
The strain rosette shown was
used to obtain normal strain data at a point on the free surface of
a machine component. Given the values εa= -185 με, εb= -150 με, εc=
55 με, E = 10,800 ksi, and v = 0.33,
determine
(a) the stress components σx, σy, and τxy at the point.
(b) the principal stresses and the maximum in-plane shear stress at
the point; on paper, show these stresses on an appropriate sketch
that indicates the orientation...
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