Download GTU BE/B.Tech 2019 Winter 7th Sem Old 171902 Automobile Engineering Question Paper

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Seat No.: Enrolment No.

GUJARAT TECHNOLOGICAL UNIVERSITY

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Instructions:

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

1. 1. Define the term “Automobile” and give the detail classification of automobiles. (07)
   2. Explain rolling resistance, gradient resistance and wind resistance. (07)

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2. 1. Explain the working of multi plate clutch with neat sketch. (07)
   2. Describe the common features and major difference in constant mesh and synchromesh gear box. (07)

   OR

   1. Explain construction and working of fluid coupling with the help of neat sketch. (07)

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   2. Explain overdrive coupling with the help of neat sketch. (07)
3. 1. What are functions of propeller shaft in automobile vehicles? What is the function of slip joint in propeller shaft assembly? (07)

   OR

   1. Explain the need of suspension system and state its objective. (07)

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   2. Explain construction and working of telescopic type shock absorber. (07)
4. 1. Explain : (1) Camber (1i). Caster (ii1) Toe-in (iv) Toe-out respect to steering geometry. (07)
   2. Explain with neat sketch the working of power assisted brake. (07)

   OR

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   1. Describe the rack and pinion type steering gear box with neat sketch. (07)
   2. Give the classification of automobile brake. Explain with neat sketch the working of master cylinder used in hydraulic brake. (07)
5. 1. Explain Convectional tube tyre & Tubeless tyre in detail (07)
   2. Write names and purpose of instruments fitted on the panel board of vehicle. (07)

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   OR

   1. State the function of battery and explain construction of automobile battery with sketch. (07)
   2. Describe the factors should be considered to purchase a new car for a family. (07)

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