Download GTU BE/B.Tech 2018 Winter 3rd Sem New 2133404 Basic Manufacturing Processes Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2018 Winter 3rd Sem New 2133404 Basic Manufacturing Processes Previous Question Paper

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1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER?III (New) EXAMINATION ? WINTER 2018
Subject Code: 2133404 Date: 05/12/2018

Subject Name: Basic Manufacturing Processes

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.
Q.1 (a) Explain principle of Lathe and name some operations which can be carried out
on lathe
03
(b) Explain the construction of tailstock of a lathe with a diagram. 04
(c) Explain any four work holding devices in a lathe with suitable diagrams. 07

Q.2 (a) Draw a block diagram of shaper 03
(b) Differentiate shaper and Planer 04
(c) Explain the crank & slotted link mechanism of quick return of the ream with
a diagram.
07
OR
(c) Explain any four operations performed in a shaping machine with diagrams. 07
Q.3 (a) Define ?cutting speed? in a drilling machine. 03
(b) Explain any two drill holding devices. 04
(c) Explain any four operations performed in a drilling machine. 07
OR
Q.3 (a) Compare multi spindle drilling machine and Gang drilling machine. 03
(b) Explain sensitive drilling with neat sketch 04
(c) How do you classify drilling machines? Explain Radial arm drilling machine
with neat sketch
07
Q.4 (a) Write down the name the milling cutters. 03
(b) What are the different milling machine operations 04
(c) Draw a neat diagram of a milling machine and explain its construction. 07
OR
Q.4 (a) What are the methods of indexing 03
(b) What are the differences between a plain milling machine and a universal
milling machine
04
(c) Draw a neat diagram of a plain milling cutter and explain its nomenculature 07
Q.5 (a) Write down any four grinding machines. 03
(b) Explain ?Dressing? of a grinding wheel with a diagram 04
(c) Write notes on
1) Precision grinding
2) Polishing
3) Buffing
4) Scraping
07
OR

Q.5 (a) What are the reasons for chattering? 03
(b) Explain ?Truing? of a grinding wheel 04
(c) Explain a surface grinder with a diagram. 07


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