Strength of Materials - GATE practice papers - Mechanical for Q. 353

Q.  What is stress? (Marks: 01)
- Published on 19 Oct 15

a. internal resistance offered by a body against deformation
b. external resistance offered by a body against deformation
c. internal force offered by a body against deformation
d. external force offered by a body against deformation

ANSWER: internal resistance offered by a body against deformation
 
Stress is an internal resistance offered by a body or a material against deformation. It is a resisting force per unit area.

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