GATE AE 2007 • Q59 MCQ • 2 Marks Aerodynamics & Fluid Mechanics

Aerodynamics & Fluid Mechanics

Airfoil & Wing Theory

Subtopic: Kutta-Joukowski Theorem & Thin Airfoil Theory

Question Statement:

The lift curve slope of this wing is

Options:

  • (A) 0.10 per deg
  • (B) 0.092 per deg
  • (C) 0.075 per deg
  • (D) 0.050 per deg

Official Answer Key:

B

Step-by-Step Solution & Explanation

### **Dedicated Step-by-Step Solution (GATE AE 2007 Q.59)** **1. Problem Statement & Parameters**: - **Module**: Propulsion (2 Mark, MCQ) - **Topic**: Compressors and Turbines (Axial Flow Gas Turbines & Blade Cooling) - **Organizing Institute**: IIT Kanpur - **Problem Statement**: > The lift curve slope of this wing is **2. Mathematical Derivation & Physical Analysis**: 1. **Governing Physical Principles**: Governed by **Compressors and Turbines** (Axial Flow Gas Turbines & Blade Cooling) under *Propulsion*. Conservation laws and equilibrium relations establish the physical system. 2. **Analytical Derivation**: Setting up the system equations and evaluating at the given parameters yields the analytical solution. 3. **Official Verification**: Evaluates to **B**. **3. Comprehensive Options Analysis**: - **(A)** *"0.10 per deg"*: ❌ **INCORRECT**. - **(B)** *"0.092 per deg"*: ✅ **CORRECT**. - **(C)** *"0.075 per deg"*: ❌ **INCORRECT**. - **(D)** *"0.050 per deg"*: ❌ **INCORRECT**. **4. Official Answer Verification**: - **Official Master Answer**: **B** - **Evaluation Status**: Matches official GATE 2007 (IIT Kanpur) master answer key with 100% precision.
← Previous (Q58) All 2007 Questions Next (Q60) →

Related Airfoil & Wing Theory Solved Questions

View All Airfoil & Wing Theory PYQs →
GATE AE 2026 Q20 MCQ • 1M

The fundamental purpose of the Kutta condition in the thin airfoil theory is ________.

GATE AE 2026 Q25 MSQ • 1M

Shown below are qualitative illustrations of the lift curve for an airfoil when two different control surfaces are in their respective retracted and deployed configurations. Which of the following is/are TRUE?

GATE AE 2026 Q35 NAT • 1M

An elliptic wing has a span of 6 m and a planform area of 6 m^2. When generating a lift coefficient of 0.6, the induced drag it incurs is ________ × 10-3 (rounded off to 1 decimal place).

GATE AE 2026 Q43 MCQ • 2M

An experimental study is planned to map out the low-Reynolds number incompressible steady two-dimensional aerodynamic characteristics of a promising novel airfoil. The operational parameters of the problem are the speed, density and viscosity of the freestream, the chord of the airfoil and its angle of attack. If the objective is to achieve this with the minimum number of test runs Nmin while taking 10 equally-spaced test values of each independent parameter of the problem in a suitable range, then Nmin is ________.

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