GTU BE/B.Tech 2019 Winter Question Papers || Gujarat Technological University
Seat No.:
Subject Code: 2181915
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GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER- VIII (New) EXAMINATION — WINTER 2019
Subject Name: Automobile Engineering
Time: 02:30 PM TO 05:00 PM
Date: 21/11/2019
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Total Marks: 70
Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
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| Q.1 | (a) With suitable example specify automobile vehicle. | 03 |
| (b) Classify Automobile vehicles based on any four criteria. | 04 | |
| (c) List out the parts/systems connecting the Engine with the Driving wheels. State the function of each. | 07 | |
| Q.2 | (a) Discuss three types of resistances acting on Automobile vehicles. | 03 |
| (b) Analyze the selection of body member cross sections. | 04 | |
| (c) Draw the Four wheel drive vehicle layout. State three advantages and three disadvantages of it. | 07 | |
| OR | ||
| (a) Explain vehicle structure analysis by Simple Structural Surface (SSS) method. | 07 | |
| Q.3 | (a) State the necessity of transmission in an Automobile vehicle. | 03 |
| (b) Explain the working of power steering. | 04 | |
| (c) Describe construction and explain working of centrifugal clutch with neat sketch. | 07 | |
| OR | ||
| (a) How automatic transmission works? | 03 | |
| (b) Describe the construction of Leaf spring suspension system with neat sketch. | 04 | |
| (c) Explain with a neat sketch the working of a Synchromesh mesh type gear box used in automobiles. | 07 | |
| Q.4 | (a) List advantages and disadvantages of telescopic shock absorber. | 03 |
| (b) Compare Drum and Disc types of brakes. | 04 | |
| (c) Describe the construction and explain working of Ackermann steering mechanism with a neat sketch. | 07 | |
| OR | ||
| (a) State two ways to improve functionality of leaf spring. | 03 | |
| (b) Distinguish between “semi-floating” and fully-floating” rear axles with the aid of suitable sketches. | 04 | |
| (c) Explain the necessity of a differential in an automobile. Discuss in detail the construction and operation of the differential. | 07 | |
| Q.5 | (a) What are the functions of:
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| (b) List any four types of lights used in modern vehicle and state their purpose. | 04 | |
| (c) Write short note on (i) Electric car (ii) Hybrid car | 07 | |
| OR | ||
| (a) Write the name of any three types of indicators and state their use. | 03 | |
| (b) List any four types of electronic components of vehicle and state their use. | 04 | |
| (c) Draw a simplified wiring circuit for the lighting system of car. | 07 | |
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