Download GTU BE/B.Tech 2019 Winter 5th Sem New 2150206 Automotive Manufacturing Question Paper

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GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER- V (New) EXAMINATION - WINTER 2019

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Subject Code: 2150206 Date: 21/11/2019
Subject Name: Automotive manufacturing
Time: 10:30 AM TO 01:00 PM Total Marks: 70

Instructions:

1. Attempt all questions.

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2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.

MARKS

Q.1 (a) Define forging process and its use in Automobile. 03
(b) Explain sand casting process. 04

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(c) Describe investment casting with a neat sketch. 07

Q.2 (a) Give the Classification of Welding processes 03
(b) Explain extrusion process with neat sketch. 04
(c) Describe Resistance welding in context to car manufacturing. 07

OR

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(c) Explain TIG Welding process with suitable example. 07

Q.3 (a) Define: Cope, Drag and Flask in terms of Casting process. 03
(b) Illustrate Casting Defects. 04
(c) Describe 3-2-1 locating principle with suitable sketch. 07

OR

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Q.3 (a) Define Jig, Fixture and Degree of Freedom. 03
(b) Illustrate Box jig and Template jig. 04
(c) Define Drill bushes? Describe different types of drill bushes with a neat sketch. 07

Q.4 (a) Explain working principle of Ultrasonic machine. 03
(b) Differentiate between Die electric Fluid and Electrolyte fluid used in Non-conventional Machining processes. 04

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(c) Illustrate EDM machine with suitable sketch along with its advantages and application. 07

OR

Q.4 (a) Write suitable applications of TIG, MIG and submerged arc welding. 03
(b) Give difference between riveting, welding, soldering and brazing. 04
(c) Explain in details about Casting Allowances with its sketch. 07

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Q.5 (a) Listout applications of Spot welding and Seam welding 03
(b) Describe Hot Chamber with a suitable example. 04
(c) Explain CUPOLA Furnace with a neat sketch. 07

OR

Q.5 (a) Define: Pattern, Cheek, Electrode polarity. 03

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(b) Illustrate the types of Clamps used in Jigs and Fixtures. 04
(c) Describe any three Super finishing process with suitable example. 07

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