Select from the following statements, those which describe the process and conditions required for brittle fracture. (Note: Partial credit is not available for this question. Credit will only be awarded if all correct answers, and no incorrect answers, are selected). A. Occurs along defined crystallographic planes, thus leaving smooth fracture surfaces OB. Occurs due to repeated loading and unloading below the yield strength of the material ☐C. Occurs in materials where the bonding strength is high relative to the yield strength OD. The stress concentration at the crack tip exceeds the inter-atomic bonding energy OE. Involves the nucleation, growth and coalescence of voids, thus resulting in rough fracture surfaces OF. Is a slow process whereby there is warning prior to failure

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
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QUESTION 1
Select from the following statements, those which describe the process and conditions required for brittle fracture.
(Note: Partial credit is not available for this question. Credit will only be awarded if all correct answers, and no incorrect answers, are selected).
A. Occurs along defined crystallographic planes, thus leaving smooth fracture surfaces
B. Occurs due to repeated loading and unloading below the yield strength of the material
OC. Occurs in materials where the bonding strength is high relative to the yield strength
D. The stress concentration at the crack tip exceeds the inter-atomic bonding energy
☐ E. Involves the nucleation, growth and coalescence of voids, thus resulting in rough fracture surfaces
OF. Is a slow process whereby there is warning prior to failure
Transcribed Image Text:QUESTION 1 Select from the following statements, those which describe the process and conditions required for brittle fracture. (Note: Partial credit is not available for this question. Credit will only be awarded if all correct answers, and no incorrect answers, are selected). A. Occurs along defined crystallographic planes, thus leaving smooth fracture surfaces B. Occurs due to repeated loading and unloading below the yield strength of the material OC. Occurs in materials where the bonding strength is high relative to the yield strength D. The stress concentration at the crack tip exceeds the inter-atomic bonding energy ☐ E. Involves the nucleation, growth and coalescence of voids, thus resulting in rough fracture surfaces OF. Is a slow process whereby there is warning prior to failure
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