Question

what is stress or Strian example ​

Answer 1

frnd this answer is from Google it's easy read it.

The relationship between the stress and strain that a particular material displays is known as that particular material's stress–strain curve. It is unique for each material and is found by recording the amount of deformation at distinct intervals of tensile or compressive loading. 

Answer 2

stress-pressure or tension exerted

strain-a force tending to pull

or strech