Modulus of Elasticity and its Significance

Modulus of Elasticity is the ratio of the stress applied to the body to the resulting strain within the elastic limits. This property defines the stiffness of a material and its ability to resist deformation due to an applied load. It is an essential parameter in the design of structures and machines.

If the modulus of elasticity is zero, the material is said to be plastic.

Explanation

When a material is subjected to an external force or load, it undergoes deformation. The extent of deformation depends on the magnitude of the applied load and the stiffness of the material. If the material is perfectly elastic, it will return to its original shape once the load is removed.

In contrast, if the material is plastic, it will undergo permanent deformation even after the load is removed. In such cases, the modulus of elasticity is zero, indicating that the material does not have any elastic behavior.

Materials that exhibit plastic behavior are often used in applications where they need to absorb energy, such as in the case of crash barriers, car bumpers, and packaging materials. These materials are designed to deform and absorb the energy of an impact to protect the object they are covering.

Conclusion

In conclusion, the modulus of elasticity is an essential property of materials that defines their stiffness and ability to resist deformation. If the modulus of elasticity is zero, the material is said to be plastic, indicating that it does not have any elastic behavior and undergoes permanent deformation.

If the modules of electricity is zero the material is said to be

plastic ans