An airplane with wing planform area of 20 m2 and weight 8 kN is flying straight
and level with a speed of 100 m/s. The total drag coefficient is 0.026 and the air
density is 0.7 kg/m3. The total thrust required to introduce a steady climb angle of
0.1 radians is ____ N. (round off to the nearest integer)
Official Answer Key:
0.0
Step-by-Step Solution & Explanation
### **Official Solution & Step-by-Step Derivation (GATE AE 2023 Q.59)**
**1. Governing Concept & Syllabus Domain**:
This question pertains to **Incompressible & Compressible Aerodynamics** under *Aerodynamics & Fluid Mechanics* (2 Marks, 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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