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Questions and Answers
What type of material absorbs more energy when fractured?
What type of material absorbs more energy when fractured?
- Hard material
- Tough material (correct)
- Brittle material
- Ductile material
In the Izod impact test, how is the specimen held?
In the Izod impact test, how is the specimen held?
- Supported at both ends
- In a cantilever manner (correct)
- Attached to a rotating platform
- Suspended in air
What type of material shows a sudden break with little evidence of deformation upon fracturing?
What type of material shows a sudden break with little evidence of deformation upon fracturing?
- Ductile material
- Tough material
- Malleable material
- Brittle material (correct)
What does a fibrous fracture surface indicate?
What does a fibrous fracture surface indicate?
At what percentage does a ductile material show plastic flow of the crystalline structure on the fracture surface?
At what percentage does a ductile material show plastic flow of the crystalline structure on the fracture surface?
In which specimen does a transition from brittle to ductile failure occur as the test temperature increases?
In which specimen does a transition from brittle to ductile failure occur as the test temperature increases?
What is the ability of a material to deform permanently without fracture due to compressive deformation?
What is the ability of a material to deform permanently without fracture due to compressive deformation?
Which property allows a material to be stretched, twisted, or bent without breaking?
Which property allows a material to be stretched, twisted, or bent without breaking?
What property describes how much energy a material can absorb before fracturing?
What property describes how much energy a material can absorb before fracturing?
Which property refers to the ability of a material to resist permanent deformation under tensile loading?
Which property refers to the ability of a material to resist permanent deformation under tensile loading?
Which property is associated with the ability of a material to be deformed in all directions by hammering and pressing?
Which property is associated with the ability of a material to be deformed in all directions by hammering and pressing?
What property is related to the ability of a material to resist scratching or indentation?
What property is related to the ability of a material to resist scratching or indentation?
What can be extracted from the stress-strain curve of a material subjected to pulling force?
What can be extracted from the stress-strain curve of a material subjected to pulling force?
Which material can be hammered into gold leaf due to its high malleability?
Which material can be hammered into gold leaf due to its high malleability?
Which mechanical property refers to the resistance of a material to being scratched or indented?
Which mechanical property refers to the resistance of a material to being scratched or indented?
Which property measures a material's ability to absorb energy and deform plastically before fracturing?
Which property measures a material's ability to absorb energy and deform plastically before fracturing?
What property represents the change in length of a material under tension or compression?
What property represents the change in length of a material under tension or compression?
Which property determines the ability of a material to resist permanent deformation under tensile stress?
Which property determines the ability of a material to resist permanent deformation under tensile stress?
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