Summer 2014 Manufacturing Engineering II Question Paper

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GUJARAT TECHNOLOGICAL UNIVERSITY
Diploma Engineering - SEMESTER–IV • EXAMINATION – SUMMER • 2014
Subject Code: 3341901  Date: 23-05-2014
Subject Name: Manufacturing Engineering - II
Time: 10:30 am - 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.
4.  English version is considered to be Authentic.

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Q.1  (a)  Explain Need & importance of manufacturing processes in industries.   07

(b)  Give the difference between brittle material and ductile material.  07

Q.2  (a)  Explain: cutting speed, feed and depth of cut.  07

(b)  Explain Influence of cutting variables on surface finish, tool life, economy, and mass production.  07

OR

(b)  List different types of lathes operation and explain any one.  07

Q.3  (a)  What is MRR? Explain the factors on which it depends.  07

(b)  Explain radial drilling machine with neat sketch.  07

OR

Q.3  (a)  Classify and Define basic machine tools.  07

(b)  List different drilling machine and explain any one with sketch.    07

Q.4  (a)  Give the difference between planner and shaper machine.   07

(b)  Explain single point cutting tool geometry with sketch.  07

OR

Q. 4  (a)  Explain twist drill geometry with sketch.  07

(b)  Explain any three cutting tool material in brief.  07

Q.5  (a)  Explain plain horizontal milling machine.  07

(b)  Explain in brief “Up milling” and “Down  milling” process.  07

OR

Q.5  (a)  Give the difference between capstan and turret lathe.  07

(b)  Explain slotting machine with block diagram.  07

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