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1 Flashcards

1
Q

The stress at failure

A

RUPTURE STRENGTH

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2
Q

The highest ordinate in a stress-strain diagram

A

ULTIMATE STRENGTH

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3
Q

The material will have an appreciable elongation or yielding without corresponding increase in load

A

YIELD STRENGTH

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4
Q

A material condition that causes it to deform permanently even due to slight increase of stress

A

YIELDING

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5
Q

Fracture caused when a material is subjected to repeated cycles of stress or strain

A

FATIGUE

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6
Q

When a material is loaded over a long period, it causes it to deform continuously until fracture

A

CREEP

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7
Q

A property of a material that describes its ability to deform under tensile stress without fracturing

A

DUCTILITY

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8
Q

Refers to the ability of a material to absorb energy without fracturing

A

TOUGHNESS

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9
Q

Refers to a substance or material that has uniform composition and properties throughout its structure

A

HOMOGENEOUS MATERIAL

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10
Q

A property of a material that describes its ability to absorb and store elastic energy when deformed and then release that energy upon unloading

A

RESILIENCE

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11
Q

A fundamental property of a material that describes its ability to deform under applied stress and return to its original shape and size when the stress is removed

A

ELASTICITY

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12
Q

Refers to the ability of a material to resist deformation when subjected to an applied load or force.

A

STIFFNESS

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13
Q

The measure of the material’s rigidity or resistance to bending, stretching, or compressing

A

STIFFNESS

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14
Q

The ability of a material to undergo large permanent deformation in compression

A

MALLEABILITY

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15
Q

A property of a material which enables a material to be beaten or rolled into thin sheets

A

MALLEABILITY

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16
Q

A substance or material that exhibits the same physical properties in all directions.

A

ISOTROPIC MATERIAL

17
Q

A substance or material that exhibits different physical properties or behaviors in different directions

A

ANISOTROPIC

18
Q

A material that exhibits distinct properties in different directions; A material that possesses different strengths, stiffnesses, and thermal expansion coefficients in different directions

A

ORTHOTROPIC MATERIAL

19
Q

The proportionality of stress and strain or the slope of the stress-strain diagram within the elastic range of the material

A

YOUNG’S MODULUS

20
Q

The property that measures the energy-absorbing capacity of a material under elastic deformation.

A

MODULUS OF RESILIENCE

21
Q

It is defined as the maximum amount of energy per unit volume that a material can absorb without permanent deformation or failure

A

MODULUS OF RESILIENCE

22
Q

A phenomenon that occurs in certain materials when they are subjected to plastic deformation

A

STRAIN HARDENING

23
Q

Refers to the increase in hardness and strength of material as a result of plastic deformation, while also decreasing its ductility

A

STRAIN HARDENING

24
Q

Refers to the region in which it exhibits linear elastic behavior

A

ELASTIC REGION

25
Q

Refers to the stress level at which the material begins to exhibit significant plastic deformation or permanent strain under an applied load

A

YIELD POINT

26
Q

Critical point that marks the transition from the elastic deformation region to plastic deformation

A

YIELD POINT

27
Q

Refers to the stress or load that a material can withstand before it breaks or rupture

A

RUPTURE STRENGTH

28
Q

The maximum stress or load that a material can withstand before it breaks of fail; the highest point on the stress-strain curve of the material during a tensile test

A

ULTIMATE STRENGTH

29
Q

The greatest stress that one can still see a linear relation between stress and strain

A

PROPORTIONAL LIMIT

30
Q

The ratio of lateral strain to longitudinal strain; The typical range for this quantity is between 0 to 0.5

A

POISSON’S RATIO

31
Q

Refers to the lateral dispacement of one level relative to the level above or below

A

STOREY DRIFT

32
Q

Occurs when the structure’s center of mass does not coincide with its center of rigidity

A

TORSIONAL SHEAR STRESS

33
Q

It occurs when the structure’s period coincides with the earthquake period.

A

RESONANCE

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