Download PTU B.Tech 2020 March Aero 5th Sem ANE 314 Aircraft Propulsion Ii Question Paper

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Roll No. Total No. of Pages : 02

Total No. of Questions : 09

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B.Tech. (ANE) (Sem.=5)

AIRCRAFT PROPULSION-II

Subject Code : ANE-314

M.Code : 60523

Time : 3 Hrs. Max. Marks : 60

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INSTRUCTIONS TO CANDIDATES :

1. SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
2. SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
3. SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.

SECTION-A

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1. a) Define under expanding nozzle.
2. b) Define Normal shock wave.
3. c) What is additive drag?
4. d) What is a vortex generator?
5. e) What is a pitot inlet?

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6. f) Define polytropic efficiency?
7. g) What is the purpose of inlet guide vanes?
8. h) Define flow coefficient.
9. i) Define total impulse.
10. j) What is a monopropellant?

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SECTION-B

2. Discuss simple Heating flow and draw Rayleigh line.
3. Explain the typical streamline patterns for subsonic inlet with the help of figures.
4. Explain the working of a solid propellant rocket engine.
5. What is rocket propulsion? Discuss the early history of rocket flights.

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6. Explain the working of an axial flow turbine stage and derive the expression for the stage work output.

SECTION-C

7. Discuss simple flows in details.
8. Classify rocket propulsion and discuss any four gram configurations.
9. Find the polytropic efficiency of an axial flow compressor from the following data :
   

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   Total head pressure ratio : 4
   Overall total head isentropic efficiency :.85%
   Total head inlet temperature : 290 K

NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.

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