Download GTU BE/B.Tech 2019 Winter 7th Sem New 2170104 Rocket And Missile Technology Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Winter 7th Sem New 2170104 Rocket And Missile Technology Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ? VII (New) EXAMINATION ? WINTER 2019
Subject Code: 2170104 Date: 03/12/2019

Subject Name: Rocket & Missile Technology
Time: 10:30 AM TO 01:00 PM Total Marks: 70

Instructions:
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

Q.1 (a) What are the various types of propellants used for Rocket & Missile
engines?
03
(b) Write difference between flow past over Wedge & Cone. 04
(c) Classify various types of Missiles on the basis of their purpose. 07

Q.2 (a) Classify different types of Missile noses. 03
(b) Name the factors on which rockets are fully rely during flight. 04
(c) Write a short note on Ogival forebody. 07
OR
(c) Write a short note on Conical forebody. 07
Q.3 (a) Write benefits of having blunt nose. 03
(b) Write advantages and disadvantages of boat tail. 04
(c) Write a short note on Graphical method used to determine
missile/rocket trajectory.
07
OR
Q.3 (a) Compare pressure & drag distribution on conical & Ogival forebody. 03
(b) What are the benefits of Mid sections? Explain Mid-section of missiles
in brief.
04
(c) What are the different types of Rocket/Missile forebodies? Explain
hemispherical forebody with neat sketch.
07
Q.4 (a) What is nose fineness ratio? Explain steps to design Power series noses. 03
(b) Define Outage. Explain Calibrated system outage control in brief. 04
(c) List out Propellant ingredients for solid propellant and explain
Inorganic oxidizers with appropriate examples.
07
OR
Q.4 (a) What are the different types of noses under hemispherical forebody? 03
(b) What are Gelled propellants? What are their characteristics? 04
(c) Explain Desirable physical properties for liquid propellant. 07
Q.5 (a) List out major considerations of good load controls for propellant
loading tolerance.
03
(b) Briefly explain Organic oxidizers for solid propellant. 04
(c) Write a short note on Propellant tank outlet design with neat sketch. 07
OR

Q.5 (a) Define Density variations for Propellant loading tolerances. 03
(b) Explain Tank Stretch and shrinkage. 04
(c) Make a relation between mixture ratio loaded and mixture ratio burned. 07
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