Download GTU B.Tech 2020 Winter 5th Sem 2150206 Automotive Manufacturing Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Winter 5th Sem 2150206 Automotive Manufacturing Previous Question Paper

Seat No.: ________
Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE- SEMESTER?V (NEW) EXAMINATION ? WINTER 2020
Subject Code:2150206 Date:20/01/2021
Subject Name:Automotive manufacturing
Time:10:30 AM TO 12:30 PM Total Marks: 56
Instructions:
1. Attempt any FOUR questions out of EIGHT questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.

Q.1 (a) What are the difference between TIG and MIG?
03

(b) Explain different types of flame obtained in oxy-acetylene gas welding
04
process.

(c) List out different types of Pattern in Casting. Explain any two Patterns
07
with neat sketch.


Q.2 (a) What are the differences between jigs and fixtures?
03

(b) Explain Lapping process in detail.
04

(c) Explain CUPOLA furnace with neat sketch.
07



Q.3 (a) Write down difference between Hot Rolling & Cold Rolling.
03

(b) List out different Locating methods and explain any one.
04

(c) Explain Ultrasonic Machining process with neat sketch.
07




Q.4 (a) Explain Welding techniques.
03

(b) Explain Forward & Backward Extrusion in brief.
04

(c) Explain Laser Beam Machining process with neat sketch.
07



Q.5 (a) Write down uses of Flux in Welding.
03

(b) Explain Punching & Blanking process.
04

(c) Explain Submerged Arc Welding with its advantages, disadvantages and
07
applications.



Q.6 (a) Classify Forging methods.
03

(b) Explain principle of Location.
04

(c) Explain different types of Drawing operations.
07



Q.7 (a) List out various types of tools used in Casting process.
03

(b) Explain Spinning process.
04

(c) Explain different types of Rolling mills used in Rolling process.
07



Q.8 (a) Differentiate between Die Electric fluid and Electrolyte fluid used in
03
Advanced Manufacturing processes.
(b) Write functions of Runner & Riser used in Casting
04
(c) Explain various defects in Casting.
07

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