Download GTU BE/B.Tech 2019 Winter 6th Sem New 2161909 Production Technology Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Winter 6th Sem New 2161909 Production Technology Previous Question Paper

1
Seat No.: ________ Enrolment No.___________

GUJARAT TECHNOLOGICAL UNIVERSITY

BE - SEMESTER ? VI (New) EXAMINATION ? WINTER 2019
Subject Code: 2161909 Date: 09/12/2019

Subject Name: Production Technology

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) Draw neat sketch of single point cutting tool geometry. 03
(b) Write different between Orthogonal and Oblique with reference to metal cutting processes. 04
(c) Define Tool life and Explain factors affecting tool life along its effect. 07
Q.2 (a) Brief explain different heat zone of metal cutting process with sketch 03
(b) Enlist thread manufacturing processes and explain any one 04
(c) Write function and characteristic of cutting fluid. 07
OR
(c) What are the different gear manufacturing processes? Explain any two. 07
Q.3 (a) List out the velocities involved in metal cutting process and draw velocity relation
diagrams
03
(b) Enlist the tool wear mechanisms and Explain any one. 04
(c) Draw the Merchant?s circle diagram and derive relation among various forces acting on
cutting tool
07
OR
Q.3 (a) Write Advantage and disadvantages of jig fixtures. 03
(b) Write the function of bush in Jig and Enlist type of bush with sketch. 04
(c) Describe the degrees of freedom for work piece located in space. Draw a simple sketch to
show the 3-2-1 locating principle and explain
07
Q.4 (a) What is 'tool signature?? Illustrate with an example 03
(b) Differentiate between gear shaving & gear burnishing 04
(c) What is strip layout? Calculate the utilization factor with taking a suitable a blank part. 07
OR
Q.4 (a) Enlist various elements of jig and Fixture. 03
(b) Compare a combination die and a Compound die 04
(c) Explain Ultra-Sonic Machining process with sketch and its advances, disadvances and
application.
07
Q.5 (a) What is meant by fool-proofing with reference to jig-fixture? 03
(b) Differentiate between Piercing and Blanking operation 04
(c) What is centre of pressure with reference to press tool? And determine the center of
pressure by taking suitable an unsymmetrical blank part with appropriate dimension.
07
OR
Q.5 (a) Write important functions of dielectric fluid and electrolyte 03
(b) Draw LBM sketch with labels. 04
(c) Explain Electron Beam Machining process with sketch. 07

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