Download GTU BE/B.Tech 2019 Summer 6th Sem New 2162508 Metal Forming Technology Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2019 Summer 6th Sem New 2162508 Metal Forming Technology Previous Question Paper

1
Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
BE - SEMESTER ?VI(NEW) ? EXAMINATION ? SUMMER 2019
Subject Code:2162508 Date:14/05/2019
Subject Name:Metal Forming 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.


Q.1 (a) What do you mean by Forming of Metals? 03
(b) Classify the Metal Forming Processes. Explain any one

04
(c) What is strain rate? Briefly explain factors affecting strain rate. 07

Q.2 (a) Explain Hot and Cold Working Processes. 03
(b) Explain Elastic and Plastic deformation of metal 04
(c) Explain Metallurgical aspects of metal forming. 07
OR
(c) Explain the concept of Flow Stresses in Metal Forming with neat sketch. 07
Q.3 (a) Which are the process variables in Rolling Process? 03
(b) Describe various Rolling Defects. 04
(c) Explain rolling Process with neat sketch. 07
OR
Q.3 (a) Write a short note on Swaging. 03
(b) Explain the pipe and tube produce by rolling process. 04
(c) Define Creep. Explain factors affecting creep resistance. 07
Q.4 (a) How the forging is advantageous compare to the casting. 03
(b) Classify the forging process and explain any one. 04
(c) Describe various Forging Defects. 07
OR
Q.4 (a) Explain the hydrostatic extrusion with neat sketch. 03
(b) Differentiate Forward and backward Extrusion in detail with sketch. 04
(c) Write a short note on analysis of extrusion process. 07
Q.5 (a) Define and classify the Drawing process. 03
(b) What is Bending? Compare Edge bending, V-bending and U-bending. 04
(c) Explain the load calculation of wire drawing process. 07
OR
Q.5 (a) How is the fatigue test performed in the laboratory? 03
(b) Define (1) Fracture,(2) Creep, (3) Fatigue. 04
(c) Explain the process of HERF. Write its merits and demerits 07

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