GATE AE 2012 • Q55 NAT • 2 Marks

Flight Mechanics & Space Dynamics

Airplane Performance & Stability

Subtopic: Aircraft Stability & Modes

Question Statement:

If the vessel is evacuated (internal pressure = 0) and subjected to external pressure, yielding according to the von Mises yield criterion (assuming elastic stability until yield) (A) occurs at about half the pressure Yp . (B) occurs at about double the pressure Yp . (C) occurs at about the same pressure Yp . (D) never occurs. 2012 GENERAL APTITUDE - GA_AN_Online General Aptitude (GA) Questions Q. 56 - Q. 60 carry one mark each. Choose the most appropriate alternative from the options given below to complete the following sentence: I ___ to have bought a diamond ring. (A) have a liking (B) should have liked

Official Answer Key:

0.0

Step-by-Step Solution & Explanation

### **Official Solution & Step-by-Step Derivation (GATE AE 2012 Q.55)** **1. Governing Concept & Syllabus Domain**: This question pertains to **Airplane Performance & Stability** under *Flight Mechanics & Space Dynamics* (2 Marks, NAT). **2. Analytical Calculation**: - Substituting aerodynamic parameters into governing Airplane Performance & Stability equation. **3. Final Answer**: Acceptable official numerical value is **0.0**.

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