Problem 24.17A mechanical component issubjected to a mean stress of 100 N/mm and astandard deviation of 10 N/mm. The material ofthe component has a mean strength of 130 Nhmmand a standard deviation of 15 N/mm.() Find the probability of fallure for theсоmponent.(ii) If better mamufaeturing control reduces thestandard deviation of material strength to 10N/mm?, find the probability of failure.(iii) If we consider only mean values of the datain design, find out the factor of safety:

Given: Mean stress: S_=130 N/mm2σ_=100 N/mm2SSD=15 N/mm2σSD=10 N/mm2 We need to find the margin of…

Answered: Problem 24.17 A mechanical component is…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

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Asiacell 4,ll ON 76% D19:17 سؤال الواجب.docx Problem :- The following data was obtained tensile test on a specimen of 6 mm diameter and gauge length Lo=30 mm: load(KN) 0 40 80 95 90 135 150.2 145 130 120 elongation(mm) 0 0.022 0.13 0.25 0.55 2.01 3.88 4.12 5.22 6 Plot engineering and True (stress-strain) curves, then determine the (oy, ɛy), (ou, ɛu), (of, , ef), ductility , modulus of elasticity . Then select on the drawing (strain hardening (n)), (Necking), (uniform plastic region and non-uniform plastic region) and (elastic & plastic) region)?
Calculate the (total tensile strength) of the mitotic tensile strength test for the information in the table below: Time # D mm Load Kn sec 1 60 16 14 2 54 15.5 14 3 57 16 15.5 4 52 15 18 5 53 15 14 59 17.5 19 50 9 17 56 19 21 58 10 21.4 55 11 25 67899 10
Calculate: 1. stress 2. strain 3. diameter of wire corrected to zero error
A tension test was performed on a specimen having an original diameter of 13.0 mm and a gauge length of 50 mm. Load (kN) Elongation (mm) 0 11.1 31.9 37.8 40.9 43.6 53.4 62.3 64.5 62.3 58.8 0 0.0175 0.0600 0.1020 0.1650 0.2490 1.0160 3.0480 6.3500 8.8900 11.9380 Using the data listed in the table, plot the stress-strain diagram. Use a scale of 20 mm = 50 MPa and 20 mm = 0.05 mm/mm. Part A From the diagram, determine approximately the modulus of toughness. Express your answer to three significant figures and include the appropriate units. U = Submit O μA Value Request Answer Units < Return to Assignment Provide Feedback ?
Please show handwritten solution
Compare and discuss the results. Determine the experimental shear modulus of elasticity. TORSION TEST EXPERIMENT
SITUATION 8 (a) The elongation of a steel bar under a particular load has been established to be normally distributed with mean of 0.05 inch and standard deviation of 0.01 inch. (a.1) Find the probability that the elongation of a steel bar is below 0.15 inch. (a.2) Find the probability that the elongation of a steel bar is between 0.025 and 0.050 inch. (b) In a certain city, the daily consumption of water (in million liters) approximately follows a gamma distribution with parameters a = 1.5 and B = 3. If the daily capacity of the city is 8 million liters, what is the probability that on any given day, the water supply is inadequate?
Project 3: Table 4 shows the fatigue data of a ductile cast iron to be used for an automobile axle that rotates at an average rotational speed of 750 revolutions per minute: Tuble 4: Fuligue dula of u duclile cust iron Stress Amplitude (МPa) Cycles to Failure 248 1 X 105 236 ЗX 105 224 1X 106 ЗX 106 1 X 107 3 X 107 1 X 108 3 X 108 213 201 193 193 193 a) Make an S-N plot (stress amplitude versus logarithm cycles to failure). b) What is the fatigue limit for this alloy? c) Determine the fatigue lifetimes at stress amplitudes of 230 MPa and 175 MPa? d) Discuss your results.
SOLVE CAREFULLY!! Please Write Clearly and Box the final Answer
A tension test was performed on a specimen having an original diameter of 13.7 mm and a gauge length of 50 mm. The data are listed in the table. Load (kN) Elongation (mm) 0 11.1 31.9 37.8 40.9 43.6 53.4 62.3 64.5 62.3 58.8 0 0.0175 0.0600 0.1020 0.1650 0.2490 1.0160 3.0480 6.3500 8.8900 11.9380 Plot the stress-strain diagram. Use a scale of 20 mm = 50 MPa and 20 mm = 0.05 mm/mm. Redraw the linear-elastic region, using the same stress scale but a strain scale of 20 mm = 0.001 mm/mm. From the diagram, determine approximately the modulus of elasticity. Express your answer to three significant figures and include the appropriate units. E = Submit Part B συ = Submit Part C ☐☐ μÅ of = Value Determine the ultimate stress. Express your answer to three significant figures and include the appropriate units. Request Answer μĂ Value Request Answer Units μĂ - Value Units Determine the fracture stress. Express your answer to three significant figures and include the appropriate units. ? Units ? ?
4
You have been given the following set of data from a soil-geotextile friction test: Normal stress (kPa) Peak shear strength (kPa) Residual shear strength (kPa) 17 20.2 13 35 31 22 70 52 39.5 140 94 74.5 (a) Plot the Mohr-Coulomb failure envelope (x-axis=normal stress; y-axis=shear stress) (b) Determine the peak friction angle, and the residual friction angle, . (c) Determine the peak adhesion and the residual adhesion. (d) Calculate the fabric efficiency based on a soil friction angle of = 35-degrees using the peak friction angle. **HINT: the equation for efficiency of soil friction angle mobilization is:

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Problem 24.17 A mechanical component is subjected to a mean stress of 100 N/mm and a standard deviation of 10 N/mm. The material of the component has a mean strengih of 130 Nmm and a standard deviation of 15 N/mm?. 1) Find the probability of failure for the сотроnent.