GATE AE 2024 • Q18 MCQ • 1 Mark

Aerospace Structures

Structural Mechanics

Subtopic: Thin-Walled Shells & Buckling

Question Statement:

In the figure shown below, various thermodynamics processes for a n ideal gas are represented. Match each curve with the process that it best represents.

Options:

  • (A) aa' - Isentropic; bb' - Isothermal; cc' - Isobaric; dd' - Isochoric
  • (B) aa' - Isothermal; bb' - Isentropic; cc' - Isochoric; dd' - Isobaric
  • (C) aa' - Isothermal; bb' - Isentropic; cc' - Isobaric; dd' - Isochoric
  • (D) aa' - Isothermal; bb' - Isobaric; cc' - Isentropic; dd' - Isochoric

Official Answer Key:

A

Step-by-Step Solution & Explanation

### **Official Solution & Step-by-Step Derivation (GATE AE 2024 Q.18)** **1. Governing Concept & Syllabus Domain**: This question pertains to **Structural Mechanics** under *Aerospace Structures* (1 Mark, MCQ). **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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