Download AKTU B-Tech 1st Sem 2015-2016 EME 101 Manufacturing Process Question Paper

Download AKTU (Dr. A.P.J. Abdul Kalam Technical University (AKTU), formerly Uttar Pradesh Technical University (UPTU)) B-Tech 1st Semester (First Semester) 2015-2016 EME 101 Manufacturing Process Question Paper

12. Write short notes on :
3) Fatigue and Creep
b) Quenching & tempering and case-hardening.
c) Molding sands and its desirable properties.
__x__
2400 (4)
Printed Pages: 3 I319 EME-l0l
(Following Paper ID and Roll No. to be ?lled in your
Answer Book)
R011N0-Ll l l l l l I ll
B.Tech.
(SEM. I) THEORY EXAMINATION, 2015-16
MANUFACTURI N G PROCESS
[Time:3 hours] [Total Marks:100]
Section-A
1. Attempt All parts. All parts carry equal marks. Write
answer of each part in short. ? (10X2=20)
(a) What is the importance of ?ux used in welding ?
operation? I
(b) What do you mean by spring back in sheet metal
operation?
(0) De?ne the sintering operation used in powder ?
metallurgy?
(d) De?ne cl_asticity and ductility of a material? ?
(6) Write applications of grey cast iron.
(f) What do you mean by Galvanizing process?
2400 ?
(1) ? P.T.O.

Attempt any ?ve questions from this section.
2.
2400
(g) What is the difference between drilling and boring?
(h) What is the difference between the consumable and
non-consumable electrode?
(i) What is the function of Riser in casting?
0) What do you mean by Production and productivity?
Section-B
( 1 0 x 5 =5 0)
Classify the various types of Carbon on Steels on basis
of percentage of Carbon and mention the properties and
applications Qfeach.
Explain the working principle of Planer type milling
machine with a neat sketch.
Explain Electric Arc Welding with suitable sketch. What
do you understand by the polarity in Welding?
Discuss different types of pattern used in Foundry Shop
with neat sketch.
What is the importance of heat treatment and explain in
detail:
(i) Normalizing (ii) Tempering
(2) EME-lOl
Answer any two questions from this section;
10.
11.
2400
a) Explain with neat sketch the gating system used in
casting.
b) What is creep? Explain thevarious stages.
a) Differentiate forward and backward extrusion.
b) Differentiate between hot and cold working.
Write short'note on :
a) Types of Production
b) Brazing and its uses
c) Composite materials
Section-C
(2 x 15:30)
What arethe objectives of plant layout? Explain different
types of layout with their advantages and disadvantages.
a) Discuss in details the properties and applications
of Plastics and Composite-materials.
b) Discuss the Powder metallurgy process & its
applications.
. (3) P.T.0.