B.Sc. DEGREE EXAMINATION, NOVEMBER 2017
Aeronautical Science
AIRCRAFT SYSTEMS
(Upto 2015 batch)
Time 3 Hours Maximum 75 Marks
Part A x 3 15)
Answer any five questions.
1. Write the principles of Pascal's Law.
2. Write the types of seals used in aircraft hydraulic
system?
3. What are the purposes of pneumatic system?
4. Write the significance of NRV in the pneumatic system?
5. What is the role of pressurisation system?
6. Write the significance of dump valve in pressurisation
system?
7. What is ACM?
8. Define anti-icing and de-icing.
Sub. Code
34
CP-7860
2
sp5
Part B x 12 60)
Answer all questions.
9. Describe about the types of fluid and its
characteristics?
Or
Sketch and explain the hydraulic system layout of
Boeing 747?
10. Explain about the Pneumatic system of an small
executive aircraft?
Or
Write short notes on
Pressure regulator Pressure relief valve.
11. Briefly describe about the Pressure Controller in
pressurisation system?
Or
Explain the various components of air-conditioning
system.
12. Sketch and explain the Thermal anti-icing system of
an small aircraft.
Or
What is wind shield wiper and its construction and
operation details?
CP-7860
3
sp5
13. Explain the various types of fuels used in piston and
gas turbine engines?
Or
Write short notes on
types of fuel tanks
fuel contamination and its checks.
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