The total strain energy of a beam of length L, having moment of inertia of its
section I, when subjected to a bending moment M is

A

$$(\frac{M^{2}}{EI})*\delta x$$

B

$$(\frac{M^{2}}{2EI})*\delta x$$

C

$$L\int_0(\frac{M^{2}}{2EI})*\delta x$$

D

None of these