A thin-walled circular tube is made of a material whose magnitude of the ultimate
strength, both in tension and compression, is 200 MPa. The mean radius of the
tube is 0.2 m and the wall thickness is 0.004 m. Based on the maximum stress
criteria, the maximum torque that the tube can sustain is ________ kN-m (round
off to the nearest integer).
Official Answer Key:
0.0
Step-by-Step Solution & Explanation
### **Official Solution & Step-by-Step Derivation (GATE AE 2026 Q.58)**
**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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