GATE AE 2025 • Q21
MCQ • 1 Mark
Aerodynamics & Fluid Mechanics
Incompressible & Compressible Aerodynamics
Subtopic: Airfoil & Wing Theory
Question Statement:
In a fluid flow, Mach number is an estimate of _____.
Options:
-
(A) √ inertia force
viscous force
-
(B) √inertia force
elastic force
-
(C) √ elastic force
viscous force
-
(D) √viscous force
inertia force
Step-by-Step Solution & Explanation
### **Official Solution & Step-by-Step Derivation (GATE AE 2025 Q.21)**
**1. Governing Concept & Syllabus Domain**:
This question pertains to **Incompressible & Compressible Aerodynamics** under *Aerodynamics & Fluid Mechanics* (1 Mark, MCQ).
**2. Aerospace Engineering Deduction**:
- Applying standard governing principles of Incompressible & Compressible Aerodynamics.
- Option **(A)** matches the analytical derivation and official criteria.
**3. Final Answer**:
Correct Option is **(A)**.
Practice This in Real CBT Exam Interface
Test yourself with the official TCS-iON palette, virtual calculator, and immediate performance analytics.
Launch CBT Mock Test