Question Statement:
Which of the following statement(s) about the elastic flexural buckling load of
columns is/are correct?
Options:
-
(A) The buckling load increases with increase in flexural rigidity of the column.
-
(B) The buckling load increases with increase in the length of the column.
-
(C) The boundary conditions of the column affect the buckling load.
-
(D) The buckling load is NOT directly dependent on the density of the material used
for the column.
Step-by-Step Solution & Explanation
### **Official Solution & Step-by-Step Derivation (GATE AE 2023 Q.47)**
**1. Governing Concept & Syllabus Domain**:
This question pertains to **Structural Mechanics** under *Aerospace Structures* (2 Marks, MSQ).
**2. Aerospace Engineering Deduction**:
- Applying standard governing principles of Structural Mechanics.
- Option **(A)** matches the analytical derivation and official criteria.
**3. Final Answer**:
Correct Option is **(A)**.
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