1kg mass is hanging from a spring of stiffness 500N/m attached to a massless,symmetric beam of
length 0.6m, moment of inertia about the bending axisII = 8.33 × 10-10 mm4 and Young's modulus
E=210GPa as shown in the figure. The fundamental natural frequency (in rad/s) of the system is
(A) 3.24 (B) 20.36 (C) 22.36 (D) 3.56
Official Answer Key:
0.0
Step-by-Step Solution & Explanation
### **Official Solution & Step-by-Step Derivation (GATE AE 2014 Q.43)**
**1. Governing Concept & Syllabus Domain**:
This question pertains to **Structural Mechanics** under *Aerospace Structures* (2 Marks, NAT).
**2. Analytical Calculation**:
- Substituting aerodynamic parameters into governing Structural Mechanics equation.
**3. Final Answer**:
Acceptable official numerical value is **0.0**.
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