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ELASTICITY AND ELASTIC LIMIT.
Elasticity " When a body is subjected to an external force, the body tends to undergo…
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Hooke’s Law
Hooke’s Law states that the strain of the material is proportional to the applied stress…
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LONGITUDINAL STRAIN AND LATERAL STRAIN
STRAIN When a body is subjected to an axial load, there is increase in length…
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Elongation of a bar due to its Own weight
Analysis of a hanging beam: A BAR HANGING Let AB is the rod hanging from…
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Poisson’s Ratio
Poisson's ratio is defined as the negative of the ratio of the lateral strain to…
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Elastic Modulii
Types of Elastic Modulii There are two types of elastic modulus based on the nature of…
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Bulk Modulus
Bulk modulus is defined as the proportion of volumetric stress related to the volumetric strain…
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Expression for Young’s Modulus in terms of Bulk Modulus.
Young’s Modulus is the ability of any material to resist the change along its length.…
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THERMAL STRESSES
Stress which is induced in a body due to change in the temperature is known…
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Relationship between Modulus of Elasticity and Modulus of Rigidity
Modulus of elasticity () and the modulus of rigidity () are related by the following…