NEC Civil · 2081 · Question 18

What will be the value of dU, in terms of E and I?

GitBook practice — Set 6 (Ashoj, 2081)

A$$\mathrm{M}^2\mathrm{d}x / \mathrm{EI}$$

B$$\mathrm{M}^2\mathrm{d}x / \mathrm{EI}$$

C$$\mathrm{M}^2\mathrm{d}x / \mathrm{EI}$$ *(All options appear same, likely a typo. Correct formula for strain energy in bending is:)* $$dU = \frac{M^2 dx}{2EI}$$

Checking answer access…