Materials Flashcards by Orla Waterson

Q

Tensile stress

A

Tensile stress = Force / Area.

Measured in pascals (1Pa = 1 N m ^-2)

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Q

Tensile strain

A

Tensile strain = Extension / Length

Strain is a ratio and therefore has no unit

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Q

What does Young’s modulus show

A

Stiffness of a material

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Q

What does tensile stress show

A

Strength of a material

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