Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Winter 7th Sem New 2170101 Aircraft Design I Previous Question Paper
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER ? VII (New) EXAMINATION ? WINTER 2019
Subject Code: 2170101 Date: 23/11/2019
Subject Name: Aircraft Design I
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.
4. Use drawing instruments to make figures.
MARKS
Q.1 (a) Discuss three phases of aircraft design process in one sentence. 03
(b) Define Basic empty weight, expandable payload, reserve fuel,
maximum zero fuel weight.
04
(c) Shortly explain different phases of flight of a conventional ground
attack aircraft.
07
Q.2 (a) Define all parameters required to start aircraft design. 03
(b) Discuss various types of wing layout and their necessity. 04
(c) Explain aircraft development process with block diagram. 07
OR
(c) How will you determine fuel fraction for weight estimation. 07
Q.3 (a) How will you determine Maximum Takeoff Weight after determining
Fuel weight?
03
(b) Explain effect of thrust to weight ratio on climb performance. 04
(c) Explain effect of wing loading on takeoff performance in various
temperature and density conditions.
07
OR
Q.3 (a) Which aerodynamic considerations are required to design a
supersonic public transport aircraft?
03
(b)
Explain advantages and disadvantages of H-tail and V-Tail
configurations with neat sketch.
04
(c) Classify types of drag explain each of one in one sentence. 07
Q.4 (a) How will you determine area of horizontal stabilizer of a jet transport
aircraft? Explain with neat sketch.
03
(b) Which considerations should be taken to choose airfoil section of a
horizontal stabilizer?
04
(c) How will you decide plan form shape of horizontal tail plane for
different applications and airspeeds?
07
OR
Q.4 (a) How will you determine are of vertical fin of a supersonic jet fighter
aircraft?
03
(b) Discuss considerations to place horizontal stabilizer and set a proper
tail moment arm.
04
(c) How will you select type of aircraft engine for particular design? 07
Q.5 (a) Only draw suitable locations for placements of aircraft engines 03
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Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER ? VII (New) EXAMINATION ? WINTER 2019
Subject Code: 2170101 Date: 23/11/2019
Subject Name: Aircraft Design I
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.
4. Use drawing instruments to make figures.
MARKS
Q.1 (a) Discuss three phases of aircraft design process in one sentence. 03
(b) Define Basic empty weight, expandable payload, reserve fuel,
maximum zero fuel weight.
04
(c) Shortly explain different phases of flight of a conventional ground
attack aircraft.
07
Q.2 (a) Define all parameters required to start aircraft design. 03
(b) Discuss various types of wing layout and their necessity. 04
(c) Explain aircraft development process with block diagram. 07
OR
(c) How will you determine fuel fraction for weight estimation. 07
Q.3 (a) How will you determine Maximum Takeoff Weight after determining
Fuel weight?
03
(b) Explain effect of thrust to weight ratio on climb performance. 04
(c) Explain effect of wing loading on takeoff performance in various
temperature and density conditions.
07
OR
Q.3 (a) Which aerodynamic considerations are required to design a
supersonic public transport aircraft?
03
(b)
Explain advantages and disadvantages of H-tail and V-Tail
configurations with neat sketch.
04
(c) Classify types of drag explain each of one in one sentence. 07
Q.4 (a) How will you determine area of horizontal stabilizer of a jet transport
aircraft? Explain with neat sketch.
03
(b) Which considerations should be taken to choose airfoil section of a
horizontal stabilizer?
04
(c) How will you decide plan form shape of horizontal tail plane for
different applications and airspeeds?
07
OR
Q.4 (a) How will you determine are of vertical fin of a supersonic jet fighter
aircraft?
03
(b) Discuss considerations to place horizontal stabilizer and set a proper
tail moment arm.
04
(c) How will you select type of aircraft engine for particular design? 07
Q.5 (a) Only draw suitable locations for placements of aircraft engines 03
2
(b) Explain principle of construction for airframe with examples. 04
(c) What are the considerations to select material for particular
components?
07
OR
Q.5 (a) Discuss any one type of main rotor configuration with respect to
maneuvering controls.
03
(b) What is refined weight estimation method? 04
(c) Explain function of cyclic and collective pitch control. 07
*************
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This post was last modified on 20 February 2020