Guru Gobind Singh Indraprastha Vishwavidyalaya 2011-1st Sem B.Tech Instrumentation and Control Engineering GGSU, , - Second Term for Manufacturing Process ETME 107 - Question Paper

(Please write your examination Roll No.) examination Roll No-:

SECOND-TERM exam

1st SEMESTER(B.TECH) Oct-2011


Subject: Manufacturing Process Paper Code:ETME 107

Time:1:30 Hrs. Max Marks: 30

Note: Attempt any 3 ques..Question No.1 is compulsory.


Q.1 a) What do you understand by the term 'polarity' ? [Marks 2]

b) What is the source of heat in resistance welding? [Marks 2]

c) Sketch and define engineer's try square. [Marks 2]

d) What is the function of coating on electrode? [Marks 2]

e) How will you distinguish ranging from oxygen cylinder and acetylene cylinder? [Marks 2]




Q.2 a) define the process of Submerged arc welding with suitable sketch.State advantages and limitations. [Marks 6]

b) Compare spot welding with seam welding? [Marks 4]




Q.3 a) Sketch and discuss various kinds of gas welding flames. [Marks 6]

b) discuss the different kinds of files used in fitting shop.How they are classified? [Marks 4]



Q.4 Write a short note on: (any 4)

a) Arc blow [Marks 2.5]

b) Brazing [Marks 2.5]

c) Punches [Marks 2.5]

d) Percussion welding [Marks 2.5]

e) Taps and dies [Marks 2.5]





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Earning:   Approval pending.