BE AU Aero AE6402 AIRCRAFT SYSTEMS AND INSTRUMENTS 2015 Question Paper

Anna University Chennai
B.E/B.Tech DEGREE EXAMINATION, APRIL/MAY 2015
Fourth Semester
Aeronautical Engineering
AE 6402- AIRCRAFT SYSTEMS AND INSTRUMENTS
(Regulation 2013)
Time: Three hours
Maximum: 100 marks
Answer all questions

PART A – (10×2=20 marks)

1. Write a note on retractive mechanism.
2. Compare hydraulic and pneumatic systems.
3. What is auto pilot system?
4. Name some conventional airplane control systems.
5. State the requirement of fuel system.
6. Write a requirement of lubricating systems?
7. What is meant by pressurizing system of an airplane?
8. What are the basic air cycle systems?
9. What are the various types of engine instruments?
10. What is the purpose of tachometer in an airplane?

PART B – (5×16 = 80 marks)
11.  (a) (1) Classify and explain landing gear systems.
       (2) Explain brake system and shock absorbers.
Or
  (b) Explain the working principle and operation of hydraulic and pneumatic systems.

12. (a) Explain in detail about power assisted and fully powered flight controls.
                            Or
(b) Explain in detail about modern control systems and digital fly by wire systems

13. (a) Explain in detail about the components of multi engine fuel systems of a jet engine
                                   Or
(b) Explain in detail about the starting and ignition systems of piston and jet engines with neat sketches.

14. (a) Illustrate with neat sketches about air cycle and vapour cycle machines.
                                     Or
(b) Briefly explain the following:
(1) Fire protection systems
(2) Deicing and anti icing systems

15. (a) Explain in detail about the principle and operation of gyroscopic instruments.
                                        Or
(b) Briefly explain the following:
(1) Accelerometers
(2) Air speed indicators
(3) Mach numbers
(4) Altimeters

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