Download DBATU B.Tech 2019 March 3rd Semester Manufacturing Process Question Paper

Download DBATU (Dr. Babasaheb Ambedkar Technological University) B Tech 2019 March (Bachelor of Technology) 3rd Semester Manufacturing Process Question Paper

Q.1
Q.2
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Q. 3
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DR. BABASAHEB AMBEDKAR TECHNOLOGICAL UNIVERSITY, LONERE 6% M {04?
? Mid Semester Examination - March 2019
Course: B. Tech in Mechanical Engineering Sem: 111
Subject Name: : Manufacturing Process-I Subject Code: BTMEC401
Max Marks: 20 Date: 11/3/2019
Instructions to the Students:
1. Assume suitable data wherever required.
2. Draw ?gure wherever necessary.
3. Figure to right indicates full marks.
Solve all the Multiple Choice Questions
1.In casting, which of the following fumace is NOT used
a) Puddling Furnace b) Crucible Furnace c) Cupola Furnace (1) Induction Furnace
2. Which of the following casting process is known as counter gravity casting?
Ma) Slush casting b)Vacuum casting c) Investment casting d) Sand casting
, 3.Defect in casting includes
a) Hot tearing b) Cold tearing c) Chatter d) All of the above ?"
4.Which of the following is NOT the rolling process
' a) Shape rolling b) Thread rolling 0) Ring rolling (1) Shell rolling V?
S.On small scale, mills which utilizes scrap material and that is melted in electric?arc
furnaces, cast, and continuously rolled into speci?c lines of products is known as
a) Two high mill b) Three high mill 0) Four high mill d) Minimills
6. Extrusion ratio is
a) ratio of the cross-sectional area of the billet to that of the extruded product
b) ratio of the cross?sectional area of the extruded product to that of the billet 3
Solve Any Two of the following.
What is the difference between expandable mold & permanent mold? Enlist various types
10f casting process.
3 Explain any one process out of ring rolling or shape rolling.
Which are the three principal extrusion defects?
Solve Any One of the following.
What is difference between hot chamber & cold chamber die casting? Explain any one
process brie?y.
How many types of mills can be used for rolling? Explain all of them with illustration.
*** End *id:
Duration: 1 Hr.
(Level/CO)
Knowledge/COI
Knowledge/ C01
Knowledge/ C01
Knowledge/ C02
Knowledge/ C02
Knowledge/ C02
Comprehension/
C01
Comprehension/
C02
Comprehension/
C02
Application/
C01 ?
Application/C02
Marks
1 X6=6
3X2=6
1X 8=8