The moment coefficient measured about the centre of gravity and about aerodynamic centre of a
given wing-body combination are 0.0065 and -0.0235 respectively. The aerodynamic centre lies
0.06 chord lengths ahead of the centre of gravity. The lift coefficient for this wing-body is _____.
Official Answer Key:
0.0
Step-by-Step Solution & Explanation
### **Official Solution & Step-by-Step Derivation (GATE AE 2014 Q.21)**
**1. Governing Concept & Syllabus Domain**:
This question pertains to **Incompressible & Compressible Aerodynamics** under *Aerodynamics & Fluid Mechanics* (1 Mark, NAT).
**2. Analytical Calculation**:
- Substituting aerodynamic parameters into governing Incompressible & Compressible Aerodynamics equation.
**3. Final Answer**:
Acceptable official numerical value is **0.0**.
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