DR. BABASAHEB AMBEDKAR TECHNOLOGICAL UNIVERSITY, LONERE
End Semester Examination – May 2019
Course: B. Tech in Mechanical Engineering
Subject Name: Manufacturing Processes I
Max Marks: 60
Subject Code: BTMEC401
Duration: 3 Hr.
Instructions to the Students:
. Solve ANY FIVE questions out of the following.
. The level question/expected answer as per OBE or the Course Outcome (CO) on which the question is based is
mentioned in ( ) in front of the question.
. Use of non-programmable scientific calculators is allowed.
. Assume suitable data wherever necessary and mention it clearly.
Q. 1 Solve Any Two of the following.
A) What is meant by Manufacturing Processes? How will you select any suitable
manufacturing process for the products?
B) What is the requirement of shrinkage allowances? Explain the defects in the casting
C) Describe any suitable metal casting process for manufacturing the pump casing.
Q.2 Solve the following.
A) How will you roll any sheet material? Explain one rolling process in detail.
B) Differentiate between open die and closed die forging with its suitability and
Q. 3 Solve Any One of the following.
A) What do you understand by extrusion and drawing processes? Explain one of the both
B) Define formability. Elaborate the sheet metal forming processing with various
characteristics and types of shearing dies?
Q.4 Write a short note on any Two of the following.
A) Arc welding and Oxy-fuel gas welding processes
B) Friction welding and resistance welding
C) Soldering techniques and Mechanical fastening