A spring of force constant k is stretched by a small length x. The work done in stretchign it further by a small length y is

A spring of force constant k is stretched by a small length x. The wor

1.	A spring of force constant k is stretched by a small length x. The work done in stretchign it further by a small length y is
Answer» `1/2k(X^(2)+y^(2))` `1/2k(x+y)^(2)` `1/2k(y^(2)-x^(2))` `1/2ky(2x+y)` ANSWER :D