What is the reason behind selection of Supercritical airfoils for jet transport aircraft?
[3 marks]Enlist type of aircrafts with respect to their applications. Shortly explain their application in one sentence.
[4 marks]With block diagram explain aircraft development process.
[7 marks]What is the reason for choosing laminar supercritical airfoils rather than supersonic airfoil for supersonic jet transport aircrafts?
[3 marks]Discuss factors affecting cruise range of aircraft.
[4 marks]How will you determine maximum takeoff weight for a supersonic jet fighter aircraft carrying expandable payload?
[7 marks]How will you determine wing loading of a conventional non aerobatic civil aircraft?
[7 marks]What are disadvantages of using Ytail?
[3 marks]Draw and explain graph showing selection of engine with respect to mach number.
[4 marks]How will you determine size of horizontal stabilizer and Vertical fin of T-Tail configuration?
[7 marks]What is the reason for not choosing high bypass turbofan engines in spite of low thrust specific fuel consumption for supersonic aircrafts?
[3 marks]How does wing loading affect take off and landing performance?
[4 marks]Discuss factors affecting static and dynamic stability of aircraft?
[7 marks]Define Centre of pressure, Aerodynamic centre, C.G. Range.
[3 marks]Differentiate between expandable and non expandable payloads.
[4 marks]How will you choose type of airfoils for various applications of main wing?
[7 marks]Define Static margin, Neutral Point, Mean Aerodynamic Chord.
[3 marks]How will you determine fuel weight of any piston prop aircraft?1
[4 marks]How will you choose location of high by pass Jet engines in case of 2, 3 and 4 units? Discuss with respect to ground clearance, Thrust- Drag couple.
[7 marks]Only draw a conventional rotary wing aircraft with nomenclature.
[3 marks]Discuss aerodynamic and structural design of main rotor. What are major differences between geometry of propellers and main rotors?
[4 marks]Discuss control system of contra rotor and tandem rotor configurations of helicopters with neat sketch.
[7 marks]What are reasons for cambered airfoil on vertical fin and horizontal stabilizer of conventional helicopters?
[3 marks]What are major differences between main rotor and tail rotor swash plates?
[4 marks]Explain mechanism and operation of swash plate of main rotor.
[7 marks]