This set of Aircraft Design Multiple Choice Questions & Answers (MCQs) focuses on “Wing Geometry-1”. 1. Wing and airfoil both are 3D phenomena. a) True b) False 2. A 3D airfoil is called _____________ a) wing b) airfoil c) engine d) lofting 3. If taper ratio is T and span is b with surface area … Read more
This set of Aircraft Design Questions and Answers for Freshers focuses on “Airfoil Selection-3”. 1. Pressure on the upper surface is _________ a) lower than lower surface b) higher than lower surface c) always 30.25 times lower surface d) always same 2. What do you mean by double cambered airfoil? a) Airfoil with flat lower … Read more
This set of Aircraft Design Problems focuses on “Airfoil Selection-2”. 1. If an airfoil is operating at Mach 1.1, then it is working in _____ a) transonic range b) supersonic range c) subsonic range d) hypersonic range 2. Which of the following is not an application of an airfoil? a) To provide thrust for acceleration … Read more
This set of Aircraft Design Multiple Choice Questions & Answers (MCQs) focuses on “Airfoil Selection-1”. 1. The parameter marked by ’?’ in the diagram is _____ a) trailing edge b) leading edge c) chord d) camber 2. The cross-sectional shape of wing is called _____ a) airfoil b) circle c) camber d) chord 3. Aerofoil … Read more
This set of Aircraft Design Multiple Choice Questions & Answers (MCQs) focuses on “Conceptual Sketch Sizing – Takeoff-Weight Calculation”. 1. Estimation of take-off weight is an iterative method. a) True b) False 2. Which of the following is part of take-off weight estimation? a) Lofting b) Drafting c) Initial guess of take-off gross weight based … Read more
This set of Aircraft Design Interview Questions and Answers focuses on “Conceptual Sketch Sizing – Fuel-Fraction Estimation-2”. 1. What does the following diagram represents? a) Simple cruise mission profile b) Accelerated cruise c) Bomber mission d) Penetration strike 2. For given mission leg ‘n’, mission leg weight fraction is _____ a) Wn / Wn-1 b) … Read more
This set of Aircraft Design Multiple Choice Questions & Answers (MCQs) focuses on “Conceptual Sketch Sizing – Fuel-Fraction Estimation-1”. 1. Aircraft fuel weight does not include reserved fuel fraction. a) True b) False 2. Total fuel weight of aircraft is ______ a) mission fuel only b) sum of mission fuel, reserve fuel and trapped fuel … Read more
This set of Aircraft Design Multiple Choice Questions & Answers (MCQs) focuses on “Conceptual Sketch Sizing – Empty-Weight Estimation”. 1. What is the typical range for empty weight fraction? a) 0.3-0.7 b) 0.1-0.125 c) 0.14-0.28 d) 0.25-0.27 2. Which of the following is the correct pair? a) Empty weight fraction is similar to gross weight … Read more
This set of Aircraft Design Multiple Choice Questions & Answers (MCQs) focuses on “Conceptual Sketch Sizing – Takeoff-Weight Buildup”. 1. The subsequent step after the requirements in conceptual design phase is _____ a) design take-off gross weight b) control c) stability d) lofting 2. The “Design take-off gross weight” and “maximum take-off weight” are always … Read more
This set of Aircraft Design Multiple Choice Questions & Answers (MCQs) focuses on “Conceptual Design Process”. 1. How Conceptual Design begins? a) With predefined requirements or new concept b) With Fabrication c) With Lofting d) With CFD tests 2. Civil and military requirements are same for Conceptual Design. a) True b) False 3. Which of … Read more
