Download GTU B.Tech 2020 Summer 4th Sem 3140204 Automotive Manufacturing Processes And Technology Question Paper

Download GTU (Gujarat Technological University Ahmedabad) B.Tech/BE (Bachelor of Technology/ Bachelor of Engineering) 2020 Summer 4th Sem 3140204 Automotive Manufacturing Processes And Technology Previous Question Paper

Seat No.: ________
Enrolment No.___________


GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER? IV EXAMINATION ? SUMMER 2020
Subject Code: 3140204 Date:29/10/2020
Subject Name: Automotive Manufacturing Processes and Technology
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.


MARKS
Q.1
(a) Classify welding processes & define fusion welding & Pressure
03
welding.

(b) Explain the steps involved in sand casting process.
04

(c) What do you mean by Machining processes? Explain its importance &
07
applications in automobile industries.


Q.2
(a) Explain any three types of patterns used in casting.
03

(b) Give difference between hot working & cold working processes.
04

(c) Explain Principles and Application of Oxy-acetylene gas welding with
07
neat sketch.


OR


(c) Explain MIG welding process with neat sketch.
07
Q.3
(a) Explain any three super finishing process.
03

(b) Explain Abrasive Jet machining process.
04

(c) What is extrusion? Explain direct and indirect extrusion process with
07
neat sketch.


OR

Q.3
(a) Enlist the operations performed on lathe machine & explain any one.
03

(b) Explain Ultrasonic machining process.
04

(c)
Describe sheet metal cutting operations with suitable sketch.
07
Q.4
(a) Explain Up Milling & Down Milling operations.
03

(b) Explain drop forging and roll forging processes.
04

(c) Explain steps involved in Investment casting process with neat sketch.
07

OR

Q.4
(a) Write functions of riser and runner in casting.
03

(b) Ex
plain difference between planer shaper and slotter.
04

(c) Explain centrifugal casting process & states its advantages and
07
applications.
Q.5
(a) What are the main advantages of gas welding over arc welding
03

(b) Enlist General Properties of Plastics & explain any two.
04

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


OR
Q.5
(a) Name a few inert gases and their functions in welding
03
(b) Explain Classification of Plastics in detailed.
04
(c) Explain Injection moulding process for Plastic part manufacturing.
07


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