If in a wire of Young’s modulus Y, longitudinal strain X is produced then the potential energy stored in its unit volume will be 

a) 
b) 
c) 
d) 
If in a wire of Young’s modulus Y, longitudinal strain X is produced then the potential energy stored in its unit volume will be 

a) 
b) 
c) 
d) 
(a) Elastic potential energy per unit volume is given as From definition of Young’s modulus of wire ? Given, Therefore, ?
