(D) downward circular path with a speed of 25 m/s and radius of 254.8 m/s
AE
2011 AEROSPACE ENGINEERING - AE
An aircraft with a mass of 5000 kg takes off from sea level with a forward speed of 50 m/s and
starts to climb with a climb angle of 15o. The rate of climb and excess thrust available at the start of
the climb respectively (assume g = 9.81 ms-2) are
(A) 13.40 m/s and 13146.0 N (B) 12.94 m/s and 12694.1 N
Official Answer Key:
0.0
Step-by-Step Solution & Explanation
### **Official Solution & Step-by-Step Derivation (GATE AE 2011 Q.39)**
**1. Governing Concept & Syllabus Domain**:
This question pertains to **Air-Breathing & Rocket Propulsion** under *Propulsion* (2 Marks, NAT).
**2. Analytical Calculation**:
- Substituting aerodynamic parameters into governing Air-Breathing & Rocket Propulsion equation.
**3. Final Answer**:
Acceptable official numerical value is **0.0**.
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