Question

what is the definition stress and strain​

Answer 1

Explanation:

Stress means body reaction to any change that requires the body reacts to these changes physical,mental,and emotional responses.

Strain means physical sciences and engineering, number that describes relative deformation or change in shape and size of elastic,plastic,and fluid materials under applied forces

Answer 2

Answer:

Stress is applied force per unit area.

Unit of stress is similar to that of pressure.

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Strain is the ratio of change in dimension to its original dimension.

$stress = \frac{delta \: l}{l}$

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