My Profile
Active Members
TodayLast 7 Days
more...
Awards & Gifts
Online Exams
Fresher Jobs
Our fresher job section is exclusively for fresh graduates! Find jobs for freshers in major Indian
cities including Bangalore, Chennai, Hyderabad, Pune or Kochi
Resources
Find educational articles, blogs, discussion threads and other resources.
Colleges
Find details about any college in India or search for courses.
|
Download Model question papers & previous years question papers
|
Posted Date: 06 Dec 2007 Posted By: Arun Jadhav Member Level: Diamond
|
2006 Shivaji University B.E S.E(Mechanical)(part-I)Examination,2006 Question paper
S.E(Mechanical)(part-I)Examination,2006
Subject:MATERIALS AND MANUFACTURING PROCESSES
Time:3 Hours.
Marks:100
Instructions:
1)Attempt any three questions from each section.
2)Draw neat figures wherever necessary.
SECTION-I
1.a)Draw Fe-Fe3C equilibrium diagram.Show all temperatures, compositions and phases.[Marks 9]
b)How S.G.Iron is manufactured?Give composition, properties and applications of S.G.Iron.[Marks 9]
2.Give composition,properties and applications of the following (any four)[Marks 4*4]
a)Babbits
b)Duralumin
c)Hadfield steel
d)Nichrome
e)H.S.S
f)Invar
3.Explain why(any four):[Marks 4*4]
a)Copper is often added to babbits.
b)Al-si alloy is typically modified.
c)Grey cast iron is used for machine tool beds.
d)Lead is added to free machining brasses.
e)Martensitic stainless steel is suitable for surgical instruments.
f)F.R.P. is used for roofing sheets.
4.Write short notes on(any four):[Marks 4*4]
a)Nichrome
b)Carbon equivalent in cast iron.
c)Soldering process.
d)Weld decay in stainless steel.
e)Specifiacations of steel.
f)Hastelloy.
SECTION-II
5.Describe the following clearly and fully(any six):[Marks 6*3]
a)Pattern
b)Core
c)Gating system
d)Mould
e)Melting charge.
f)Fettling
g)Mechanized foundry.
h)Chills
i)Chaplets.
6.Draw neat, self-explanatory sketches of the following(any four):[Marks 4*4]
a)Induction furnace
b)Pit type crucible furnace
c)Spiral test for fluidity
d)Impact extrusion
e)Wire drawing
f)Bottom pouring ladle.
7.a)Explain construction, operation and working of cupola furnace.[Marks 10]
b)Explain developements in cupola.[Marks 6]
8.Write short notes on (any four):[Marks 4*4]
a)Deep drawing
b)Centrifugal casting
c)CO2 moulding
d)Shot blasting
e)Jolt-squeeze moulding machine
f)Pollution control in foundry
Return to question paper search
|
|
|
Submit Previous Years University Question Papers and make money from adsense revenue sharing program
Are you preparing for a university examination? Download model question papers
and practise before you write the exam.
|
Advertise Here
|