Download AKTU B-Tech 5th Sem 2016-2017 Manufacturing Science Technology Ii Nme 503 Question Paper

Download AKTU (Dr. A.P.J. Abdul Kalam Technical University (AKTU), formerly Uttar Pradesh Technical University (UPTU) B-Tech 5th Semester (Fifth Semester) 2016-2017 Manufacturing Science Technology Ii Nme 503 Question Paper

Printed Pages: 3 NME-503
(Following Paper ID and Roll No. to be ?lled in your
Answer Books)
Roll No.
B.TECH.
Regular Theory Examination (Odd Sem-V), 2016?17
MANUFACTURING SCIENCE &
TECHNOLOGY - II
T ime : 3 Hours Max. Marks : 100
SECTION -A
1. Attempt all parts. All parts carry equal marks.Write
answer of each part in short. (10X2=20)
a) Name the two systems of designating the cutting
tool.
b) Discuss the variables affecting tool life.
0) List the difference between shaper and planner.
d) How the size of the boring machine is speci?ed
6) Mention four important factors that in?uence the
selection ofgrinding wheel.
. f) De?ne lapping.
g) Mention the applications ofFriction Welding.
503/12/2016/14300 (1) [me

NME-503 ; NME-503
h) What are different types of bonds used in Grinding ? SECTION _ C
Wheel?
i) De ?ne We 1 da bi lity. Note:Attempt any 2 questions from this section (2>< 15=30)
j) State the applications of A JM. 10. 3) Sketch and explain the working of shaper. (6)
b) What is meant by grit, grade and structure of
SECTION - B grinding wheel? Explain. (9)
Note: Attempt any 5 questions from this section. (5x 10:50) 11 . a) Write the various welding defects. Give the reasons
. . . _ and suggest the remedies. (9)
2. DISCUSS the vanous types of chlps produced dunng metal _ , .
. . . b) Wnte a note on vanous brazmg methods. (6)
machmmg w1th neat sketch. . . . _
Explain ?Merchant force circle? along with assumptions. 12' 1:1: if?n 1n deta11 the ECM and EBM p rocess w1th(r11e52;t
Mention the speci?cations of lathe with a neat sketch.
Also give the classi?cation of lathe machines.
Explain up milling and down milling with a neat sketch.
Explain the working mechanism of cylindrical and surface + + + +
grinding.
7. De?ne the terms :
a) Limits b) Fits
c) Tolerance d) Allowance
e) Basic Size
8. Explain TIG and MIG welding process and enumerate its
advantages.
9. Write short notes. on
a) WJM b) usw
503/12/2016/14300 (2) 503/12/2016/14300 (3)