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Select the definition that best describes the term “ultimate tensile strength.”

Sagot :

Ultimate tensile strength is the maximum stress that a material can withstand just before fracture.

What is stress?

Stress is defined as the force acting per unit area. It is denoted by Sigma(σ)

When a body is undergoing stretch by applying a pull force, it stretches more and more until it reaches its elastic limit. A point comes when the body no more stretches and breaks or fractures at bottle neck formation. This strength of any material is known as Ultimate breaking Stress or Ultimate tensile strength.

Thus, Ultimate tensile strength is the maximum stress that a material can withstand just before fracture.

Learn more about Stress.

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