Download GTU BE/B.Tech 2019 Summer 7th Sem New 2172003 Manufacturing Technology Ii Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Summer 7th Sem New 2172003 Manufacturing Technology Ii Previous Question Paper

Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER?VII(NEW) EXAMINATION ? SUMMER 2019
Subject Code:2172003 Date:16/05/2019

Subject Name:Manufacturing Technology - II

Time:02:30 PM TO 05:00 PM Total Marks: 70

Instructions:

1. Attempt all questions.

2. Make suitable assumptions wherever necessary.

3. Figures to the right indicate full marks.

Q.1 (a) Comparison between forward extrusion and reverse extrusion. 03
(b) What is pattern? Classify types of pattern allowance. Explain Any two
allowances.
04
(c) Different between cold working and hot working. And also explain
crystalline temperature with type.
07

Q.2 (a) List out casting defects. Explain any five Defects. 03
(b) Explain different type of Gas Flame 04
(c) Define following terms.
1)marking 2)bloom 3) Notching 4) Billet 5) piercing 6) lancing 7)
Blanking
07
OR
(c) Explain properties of liquid metal. And also different type of gates. 07

Q.3 (a) Give Advantages and disadvantages of gating system. 03
(b) Explain welding process parameters and its effect. 04
(c) Explain centrifugal Casting process. And also give advantages and
disadvantages
07
OR
Q.3 (a) Differentiate between arc welding process and resistance welding process. 03
(b) List out moulding sand testing. Explain any one. 04
(c) Explain the different types of clamps used in jigs and fixtures. 07

Q.4 (a) Classification of Non-Traditional manufacturing process. Explain Electric
Discharge machining process.
03
(b) Write short note on LBM. 04
(c) Describe the applications of plate jigs. 07
OR
Q.4 (a) Explain electron polarity and type of Current. 03
(b) Write short note on ECM. 04
(c) Explain Sine bar and Give its application, merits and Demerits. 07

Q.5 (a) Explain Concept of direct and indirect measurement. 03
(b) Explain (EBM) electron beam welding process. And also give advantages
and disadvantages
04
(c) Explain the function of Jig and fixture. Explain the concept with example
of redundant location.
07
OR
Q.5 (a) Explain Taylors gauging Principle. 03
(b) Write short note on SAW. 04
(c) Explain Investment casting with advantages, disadvantages and also
application.

07
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