How to Find Out the Elongation of Steel Rod caused due to Load

This tutorial is based on the PERCENTAGE ELONGATION FORMULA delivered by the eminent civil engineer SL Khan.

Topics Covered in this tutorial

  • Finding out the elongation of bar after the application of adequate load
  • The elongation of a steel rod under a specific load.
  • Formula derivation for elongation

To learn more about ELONGATION FORMULA you may go through the following link

Percentage Elongation Example

Formula Derivation Method for Elongation
Elongation formula


Now learn the formula derivation process in the following lecture.




Elongation of steel rod due to load


Lecturer : SL Khan