B.TechSemester 62021-22Gas Dynamics And Jet PropulsionKME064
View PDFDownload

Gas Dynamics And Jet Propulsion (KME064) - AKTU Question Paper 2021-22

B.Tech · Semester 6 · Free PDF Download

This is the official AKTU Gas Dynamics And Jet Propulsion Previous Year Question Paper for B.Tech Semester 6, academic session 2021-22. Published by Dr. A.P.J. Abdul Kalam Technical University (AKTU/UPTU), Lucknow. Free PDF download — no login required.

Course:B.Tech
Semester:Semester 6
Session:2021-22
University:AKTU / UPTU

Rate this paper

Questions Asked in 2021-22

Gas Dynamics And Jet Propulsion (KME064) — complete question paper

Section AAttempt all q u e s t i o n s i n b r i e f . 2 x 10 = 20
  • a
    Define Rocket propulsion. 2 5
  • b
    What is meant by gas dynamics? 2 1
  • c
    Classify the Rocket-Engines. 2 4
  • d
    What is Fano-Flow? 2 3
  • e
    Define Propulsive efficiency. 2 4
  • f
    What is the type of compressor used in turbo jet? 2 5
  • g
    Explain Mach cone. 2 3
  • h
    Distinguish between Mach wave and normal shock. 2 3 i. What is nozzle? 2 1 j. What are the types of rocket engines? 2 4
Section BAttempt any three o f t h e f o l l o w i n g :
  • a
    Differentiate between Rayleigh and Fano flows 10 3
  • b
    Explain the Types of rocket e ngines with neat diagram. 10 5
  • c
    Write a Short on space flights. 10 4
  • d
    Explain the rocket turbo pump feed system, ignition system a nd combustion system
  • e
    A rocket nozzle has a throat area of 18 cm2and combustor pressure of 25bar. If the specific impulse is 127.42sec and the rate of flo w of propellant is 44.145N/s, determine the thrust coefficient, prop ellant weight flow coefficient, speci fic propellant consumption and characteristic velocity
Section CAttempt any one p a r t o f t h e f o l l o w i n g :
  • a
    How is turbofan engine differ from turbo prop engine? 10 4
  • b
    A ramjet engine propels an ai rcraft at a Mach number of 1.4 and at an altitude of 6000 m. The diameter of the inlet diffuser at entry is 40 cm and the ca lorific valve of the fuel is 43MJ/kg. The stagnation temperature at the nozzle entry is 1500 K. The properties of the combustion gases are sam e as those of air. i) The efficiency of the ideal cycle. ii) Flight speed iii) Air flow rate iv) Diffuser pressure ratio v) Fuel air ratio vi) Nozzle pressure ratio
  • a
    Describe the important properties of solid propellants desir ed for rocket propulsion
  • b
    Explain in the constructi on and working details about turbo fan engine. 10 5
  • a
    Explain in the constructi on and working details about Ramjetengine. 10 4
  • b
    Explain chocked flow through nozzle. 10 2
  • a
    With neat sketch explain about Turbo propengine. 10 5
  • b
    An aircraft flies at 960kmph. One of its turbojet engines ta kes in 40kg/s of air and expands the gases to the ambient pressure. The air-f uel ratio is 50 and the lower calorific value of the fuel is 43MJ/kg. For ma ximum thrust power determine a) Jet velocity b)Thrust c) Specific thr ust d)Thrust power e) Propulsive, thermal and overall efficiency
  • a
    A rocket has the following data Propellant flow rate = 0.5 Kg/s Nozzle exit diameter = 10cm Nozzle exit pressure = 1.02bar Ambient pressure = 1.013 bar Thrust chamber pressure = 20 bar Thrust = 7 KN Determine: Effective jet velocity, actual jet velocity, specifi c impulse and specific propellant consumption. Recalculate the value of t hrust and specific impulse for an altitude where ambient pressure is 10 mbar
  • b
    Explain in detail about turbo jet engine. 10 4

Question text is extracted from the official AKTU question paper PDF above. Hindi translations are omitted — every question is printed in English in the original paper. Last verified: 2026-08-23.

Repeated Questions — KME064

Questions that appeared in more than one session, found by comparing 2 years of Gas Dynamics And Jet Propulsion papers (2021-22, 2023-24)

2x

Define Propulsive efficiency. 2 4

Appeared in: 2021-22 · 2023-24

Gas Dynamics And Jet Propulsion — Other Year Papers

AKTU Gas Dynamics And Jet Propulsion PYQs from other sessions

Gas Dynamics And Jet Propulsion2023-24

More B.Tech Semester 6 (2021-22) Papers

Other subjects from same semester and session

Machine Design2021-22Repair And Rehabilitation Of Structures2021-22Idea To Business Model2021-22Control System2021-22Control System2021-22Microcontroller Embedded System Design2021-22Software Engineering2021-22Automotive Electrical And Electronics2021-22
View all B.Tech Semester 6 2021-22 papers →

Syllabus & More PYQs

Paper solve karne se pehle unit-wise syllabus dekh lo

AKTU 3rd Year PYQs — All Branches