During an aircraft cruising flight, the altitude above the ground is usually measured using
(A) dynamic pressure. (B) static pressure.
(C) radar. (D) laser range finder.
4/9
Official Answer Key:
0.0
Step-by-Step Solution & Explanation
### **Official Solution & Step-by-Step Derivation (GATE AE 2016 Q.22)**
**1. Governing Concept & Syllabus Domain**:
This question pertains to **Airplane Performance & Stability** under *Flight Mechanics & Space Dynamics* (1 Mark, NAT).
**2. Analytical Calculation**:
- Substituting aerodynamic parameters into governing Airplane Performance & Stability equation.
**3. Final Answer**:
Acceptable official numerical value is **0.0**.
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