You have been given the following test sample data following mechanical testing of 15 test pieces of a modified Alumina. What is the Weibull modulus of this material? Would you advise the use of this material over one with a Weibull Modulus of 19.6 and a mean failure stress of 270 MPa, if you anticipate that the peak stress on the material could be 255 MPa? Sample 1 ~3456780 2 9 10 11 12 13 14 15 Failure Stress (MPa) 297 293 270 300 260 286 265 295 293 280 288 263 290 298 275
You have been given the following test sample data following mechanical testing of 15 test pieces of a modified Alumina. What is the Weibull modulus of this material? Would you advise the use of this material over one with a Weibull Modulus of 19.6 and a mean failure stress of 270 MPa, if you anticipate that the peak stress on the material could be 255 MPa? Sample 1 ~3456780 2 9 10 11 12 13 14 15 Failure Stress (MPa) 297 293 270 300 260 286 265 295 293 280 288 263 290 298 275
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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Question
4)
![You have been given the following test sample data following mechanical testing of 15
test pieces of a modified Alumina.
What is the Weibull modulus of this material?
Would you advise the use of this material over one with a Weibull Modulus of 19.6 and a
mean failure stress of 270 MPa, if you anticipate that the peak stress on the material could
be 255 MPa?
Select one or more:
a. 28.6
b. 3.7
О с.
Sample
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
e.
d. Yes
22.8
g.
No
O f. 4.9
18.5
Failure Stress (MPa)
297
293
270
300
260
286
265
295
293
280
288
263
290
298
275](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fe9af9de7-0e45-421f-b306-611991ba84cf%2F3f51b3b0-41c9-44d5-ada3-32ffe9d8e13e%2F846o549_processed.jpeg&w=3840&q=75)
Transcribed Image Text:You have been given the following test sample data following mechanical testing of 15
test pieces of a modified Alumina.
What is the Weibull modulus of this material?
Would you advise the use of this material over one with a Weibull Modulus of 19.6 and a
mean failure stress of 270 MPa, if you anticipate that the peak stress on the material could
be 255 MPa?
Select one or more:
a. 28.6
b. 3.7
О с.
Sample
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
e.
d. Yes
22.8
g.
No
O f. 4.9
18.5
Failure Stress (MPa)
297
293
270
300
260
286
265
295
293
280
288
263
290
298
275
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