B.Sc. DEGREE EXAMINATION, NOVEMBER 2017
Aeronautical Science
PISTON ENGINE AND PROPELLER
(Upto 2015 Batch)
Time 3 Hours Maximum 75 Marks
Part A x 3 15)
Answer any five questions.
1. Differentiate Boyle's law and Charles's law.
2. Describe Otto cycle.
3. Write a note on propeller shafts.
4. Write a note on waste gate of turbo charger.
5. List out the advantages of fuel injection system.
6. Explain the laws of evaporation.
7. How magnetos may be classified?
8. What is geometric pitch of propeller?
Part B x 12 60)
Answer all questions.
9. What is four strokes five event cycles and explain
the valve position in an exhaust stroke?
Or
Explain the various factors which affect the
performance of a piston engine.
Sub. Code
41
CP-7861
2
Ws5
10. Describe the simple induction system with neat
diagram.
Or
Draw an external type supercharger system and
explain.
11. Discuss about main metering system of a float
carburetor.
Or
Discuss about aircraft oil filtering systems and
various oil filters.
12. Describe about the engine operating controls.
Or
Name various auxiliary ignition units and explain
about any two.
13. Explain about various propeller clearances.
Or
Describe the various forces acting on the propeller
in flight.
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