GATE AE 2010 • Q17 MCQ • 1 Mark Propulsion

Propulsion

Rocket Propulsion

Subtopic: Solid, Liquid & Hybrid Rocket Engines

Question Statement:

Impulse is maximum for a

Options:

  • (A) Cryogenic Racket
  • (B) Solid Rocket
  • (C) Liquid Rocket
  • (D) Ramjet

Official Answer Key:

A

Step-by-Step Solution & Explanation

### **Dedicated Step-by-Step Solution (GATE AE 2010 Q.17)** **1. Problem Statement & Parameters**: - **Module**: Aerodynamics & Fluid Mechanics (1 Mark, MCQ) - **Topic**: Airfoil & Wing Theory (Kutta-Joukowski Theorem & Thin Airfoil Theory) - **Organizing Institute**: IIT Guwahati - **Problem Statement**: > Impulse is maximum for a **2. Mathematical Derivation & Physical Analysis**: 1. **Governing Physical Principles**: Governed by **Airfoil & Wing Theory** (Kutta-Joukowski Theorem & Thin Airfoil Theory) under *Aerodynamics & Fluid Mechanics*. 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 **A**. **3. Comprehensive Options Analysis**: - **(A)** *"Cryogenic Racket"*: ✅ **CORRECT**. - **(B)** *"Solid Rocket"*: ❌ **INCORRECT**. - **(C)** *"Liquid Rocket"*: ❌ **INCORRECT**. - **(D)** *"Ramjet"*: ❌ **INCORRECT**. **4. Official Answer Verification**: - **Official Master Answer**: **A** - **Evaluation Status**: Matches official GATE 2010 (IIT Guwahati) master answer key with 100% precision.
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