FirstRanker Logo

FirstRanker.com - FirstRanker's Choice is a hub of Question Papers & Study Materials for B-Tech, B.E, M-Tech, MCA, M.Sc, MBBS, BDS, MBA, B.Sc, Degree, B.Sc Nursing, B-Pharmacy, D-Pharmacy, MD, Medical, Dental, Engineering students. All services of FirstRanker.com are FREE

📱

Get the MBBS Question Bank Android App

Access previous years' papers, solved question papers, notes, and more on the go!

Install From Play Store

Download GTU BE/B.Tech 2017 Winter 7th Sem New 2171913 Metal Forming Analysis Department Elective I Question Paper

Download GTU (Gujarat Technological University) BE/BTech (Bachelor of Engineering / Bachelor of Technology) 2017 Winter 7th Sem New 2171913 Metal Forming Analysis Department Elective I Previous Question Paper

This post was last modified on 20 February 2020

This download link is referred from the post: GTU BE/B.Tech 2017 Winter Question Papers || Gujarat Technological University


FirstRanker.com
Q.1 Explain clearance in sheet metal operation. 03
Q.2 How do you represent strain hardening effect? 04

--- Content provided by FirstRanker.com ---

Q.3 State general advantages of metal forming. 07
Q.3 Define (i) dry drawing (ii) wet drawing (iii) tube drawing. 03
Q4 State difference between hot forming and cold forming. 04
Q4 What do you understand by camber of sheet and camber of roll? 07
OR

--- Content provided by FirstRanker.com ---

Q.5 Explain two dimensional Mohr’s Stress circles. 07
Q.5 What do you understand by shear on punch and die? 03
1. Explain spring back effect in bending process. 04
(a) State and prove Hencky’s First theorem. 07
OR

--- Content provided by FirstRanker.com ---

(b) Define angle of bite and discuss its effect in rolling process. 03
© State various factors which affect the.FLD (Forming Limit 04
Diagram).
(a) Explain VonMises & Tresca theory'of yielding. 07
(b) State types of rolling mills used in rolling process. 03

--- Content provided by FirstRanker.com ---

© Differentiate direct and indirectextrusion process. 04
(a) What is drawability? List and discuss factor affecting to 07
drawability.
OR
(b) What is upset forging? 03

--- Content provided by FirstRanker.com ---

© What are the benefits of hydrostatics extrusion process? 04
(a) Explain Isotropic and Kinematic work hardening with neat 07
sketches.
(b) Why friction measurement is necessary in forming process? 03
© How is impression die forging different from closed die 04

--- Content provided by FirstRanker.com ---

forging.
(a) A circular cylinder of 100 mm diameter and 160 mm height is 07
compressed to 40 mm height between two flat dies at 1000° C.
taking that there is a sticking friction over the entire contact are
of disc, determine the maximum die pressure and average die

--- Content provided by FirstRanker.com ---

pressure. The yield strength at 1000° C is 75 N/mm?.
OR
(b) Discuss on materials used for making wire drawing dies. 03
© State difference between compound and progressive dies. 04
(a) How does hydrostatic pressure affect the yield strength of 07

--- Content provided by FirstRanker.com ---

metal?
FirstRanker.com

This download link is referred from the post: GTU BE/B.Tech 2017 Winter Question Papers || Gujarat Technological University

--- Content provided by FirstRanker.com ---