Diploma in Mechanical Engineering
1 Semester
Course Title:
WORK SHOP TECHNOLOGY
Time: 3 hrs Max marks:100
1 Answer any SIX question from
Part A
2. Answer any SEVEN full
questions From Part B
Section A 5x6= 30
1. Name the different
engineering materials with Examples.
2. Explain the following processes
of heat treatment
with applications
a) Annealing b) hardening 3.State the
uses of manufacturing process. 4.Explain common forging operations. 5)Explain
with a neat sketch Tube Extrusion. 6)Define Welding and Classify.
7) Explain with neat sketch MIG welding
8)
List the differences between Sand casting and Die casting.
9)
Sketch and show the basic steps involved in powder metallurgy process.
Section B 10x7=70
10 a) Explain
briefly Ductility & Malleability property of metal b)Explain use of composite materials in engineering.
11
a)Explain Thermo plastics
& thermosetting.
b) Differentiate between Pig Iron And Cast Iron.
12)
Explain with neat sketch the following
extrusions
a) Direct Extrusion.
b) Indirect Extrusion.
13) a)Explain with a neat sketch
three high rolling.
b)Name different metals used
for sheet metal work.
14) Explain with sketch Gas
welding and mention its advantages. 15)Explain with neat sketch
a) Split pattern
b) Gated pattern
16) a)Explain briefly
manufacture of metal powder by Reduction method.
b)Name the
different products of powder metallurgy.
17) a)Differentiate between
welding & Soldering. b)Compare MIG welding & TIG Welding.
18) a) Explain briefly Runner
and Raiser used in casting process. b)Explain briefly any five defects in casting
19) a)Explain Gauges of sheet metal.
