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Q3: Calculate the brittle fracture strength of a steel length of the crack is 8 um. Surface energy is 1.5 J/m? E-200 GN/m?

Q3: Calculate the brittle fracture strength of a steel length of the crack is 8 um. Surface energy is 1.5 J/m? E-200 GN/m?

Elements Of Electromagnetics
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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Q3: Calculate the brittle fracture strength of a steel length of the crack is 8 um. Surface energy is 1.5 J/m? E-200 GN/m? Q4: A material has Kic- 60.4 Mpa \sgrt {m }and o, 1515 MPa and will be subjected to stress o,/2 with Y-1.12 If we use an instrument to detected flaws with a resolutions of 3 mm, will we be able to detect a critical internal flaw? Solve questions 3 and 4
Transcribed Image Text:Q3: Calculate the brittle fracture strength of a steel length of the crack is 8 um. Surface energy is 1.5 J/m? E-200 GN/m? Q4: A material has Kic- 60.4 Mpa \sgrt {m }and o, 1515 MPa and will be subjected to stress o,/2 with Y-1.12 If we use an instrument to detected flaws with a resolutions of 3 mm, will we be able to detect a critical internal flaw? Solve questions 3 and 4
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