| Q.19 | According to Castigliano’s theorem, the displacement at the point of application of the load, in its own line of action, will be obtained by evaluating the ________ of the structure with respect to the applied load. | |
| Ans | 1. second partial derivative of deflection | |
| 2. first partial derivative of deflection | ||
| 3. first partial derivative of the total internal strain energy | ||
| 4. initial lack of fit |
Correct Ans Provided: 3