MANUFACTURING
TECHNOLOGY
Welding Questions:
1)
Differentiate between TIG and MIG welding?
Explain their working with the help of neat sketches.
2)
Discuss the advantages and disadvantages of TIG
welding over MIG welding. Give any three examples where TIG welding is used.
3)
Sketch different types of Ox y- Acetylene flames
and explain the importance and applications of each.
4)
Draw a neat diagram of Arc – Welding and explain
its working. List out its advantages over gas welding method.
5)
What do you understand by under-water welding?
Explain the working of such method and list out the extra care to be taken
compared with conventional welding.
6)
What is the main function of the flux? Name the
materials used a s flux and list out the important properties of a good flux.
7)
Describe and differentiate between TIG and MIG
welding methods with neat sketches and explain their workings. List our the
advantages, limitations and applications of each welding method.
8)
How brazing is different from gas welding?
Discuss its advantages and disadvantages over gas welding.
9)
What are the different types of resistance
welding? Describe the working of any one method.
10) Why
welding electrodes are coated? Mention the materials used for coating and their
special properties required.
11) Differentiate
between brazing and soldering and give any three uses of each.
12) Explain
the working of gas welding method with the help of neat diagram. Give any two
industrial examples where gas welding is more preferable than other welding
methods.
13) List out the defects associated with gas
welding method and suggest the method to avoid them.
14) What
do you understand by under water welding? Repeat the earlier question.
15) Explain
the principle of resistance welding and explain its working with the help of
neat sketch.
16) List
out the advantages of resistance welding over arc and gas welding.
17) Give
any five any five applications of resistance welding and mention why this
welding is preferred?.
18) Differentiate
between TIG and MIG welding with the help of neat diagrams. Describe the
working of any one with the help of neat sketch. Name any three parts which can
be manufactured with the help of TIG welding.
19) Mention
any three defects of welded joints and explain the methods of their detection.
20) What
are different types of resistance welding? Describe the working of any one
method.
21) Why
welding electrodes are coated? Mention the materials used for coating and their
special properties required.
22) Differentiate
between brazing and soldering and give an three uses of each.
23) Describe
the principle and operation of resistance welding with the help of neat sketch.
24) Discuss
the advantage and disadvantages of resistance welding over arc welding. Give
three examples where resistance welding is only used.
25) Sketch
any 3 different types of joints which are welded by arc welding.