Allied & Advanced Welding Techniques Diploma Question Paper : annamalaiuniversity.ac.in

Name of the University : Annamalai University
Department : Welding Engineering And Technology
Degree : Diploma
Subject Name : Allied And Advanced Welding Techniques
Website : annamalaiuniversity.ac.in
Document Type : Old Question Paper

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Allied & Advanced Welding Techniques :

Diploma Examination December 2013. :
(Welding Engineering And Technology)
Time : Three hours

Related : Annamalai University Resistance & Solid State Welding Processes Diploma Question Paper : www.pdfquestion.in/6109.html

Maximum : 100 marks
Answer any FIVE questions. : (5 ´ 20 = 100)
All questions carry equal marks. :
1. (a) Explain with a neat sketch of Induction and Dip brazing.
(b) Write short notes on selecting a flux filler material and its placement for brazing.
2. (a) Discuss in detail about soldering joint design.
(b) Write down the difference between hot plate and ultrasonic soldering.

3. (a) Explain with a neat sketch of adhesive bonding.
(b) Write short notes on coating built up and hard facing.
4. (a) Write down the advantages, limitation and application of thermit welding
(b) Explain in detail about the problems and remedies occurred during under water welding.

5. (a) Explain laser beam welding with a neat sketch.
(b) Write the application, advantages and limitation of thermal cutting process.
6. (a) Discuss in detail about plasma and tungsten arc cutting.
(b) Describe the process that is most suitable for melting localized area and removing the molten metal with high velocity.

7. (a) Briefly discuss the various applications of powder spraying and its limitations.
(b) Explain in detail about different material coated by detonation gun spraying techniques.
8. (a) Explain the principle and operation of metal powder cutting.
(b) What are the different types of cladding technique? Explain any two.

Diploma Examination, 2013 :
Answer any FIVE questions : (5×20=100)
All question carry equal marks :
1. a) Explain in detail about brazing procedures.
b) Write short notes on induction and infrared method of brazing.
2. a) Discuss in detail about soldering alloys.
b) Write the difference between wave and resistance method.

3. a) Explain the procedure for hard facing.
b) Write short notes on thermit welding and its application.
4. a) Write the advantages, limitation and application of arc cutting.
b) Explain in detail about the underwater welding in real time application.

5. a) Explain laser beam welding and its types.
b) Write the application, advantages and limitation of electron beam welding.
6. a) Discuss in detail about cladding.
b) Describe hard facing methods.

7. a) Briefly discuss the various applications of chemical flux cutting and its limitations.
b) Explain in detail about wire spraying techniques.
8. a) Explain the principle of torch and furnace brazing.
b) Write the difference between cladding and overlaying technique.

Diploma Examination – 2012 :
All questions carry equal marks :
Answer any Five questions: (5 ? 20 = 100)
1. a) Explain the principle and operation of brazing.
b) Explain the design of brazing joint.
2. a) Describe any two soldering techniques.
b) Compare the processes of brazing and soldering. Write a note on soldering.

3. a) Explain ultrasonic and condensation methods in soldering.
b) Explain the adhesive bonding.
4. a) Explain Thermil welding process.
b) Explain underwater welding.

5. a) What are the applications, advantages and limitations of laser beam welding?
b) Explain the plasma arc cutting.
6. a) Explain the principle and operation of flame spraying.
b) Explain metal powder cutting.

7. a) Discuss the process variables of Electron beam welding.
b) Discuss the applications and problems en countered in underwater welding.
8. a) Explain oxygen lance cutting.
b) Explain cladding and over laying.

Diploma Examination, 2011 :
Welding Engineering And Technology : (PAPER-III)
Allied And Advanced Welding Techniques
Answer any FIVE questions (5×20=100)
All questions carry equal marks
1. a) List the steps in brazing. Write a note on brazing joint design.
b) Write a short notes on (i) Torch brazing (ii) Induction brazing

2. a) Compare the processes of brazing and soldering. Write a note on soldering.
b) What are the application of adhesive bonding? Discuss its advanatges and limitations.
3. a) Explain ultrasonic and condensation methods in soldering.
b) Explain the adhesive bonding.

4. a) Explain thermit welding process.
b) Explain underwater welding process.
5. a) Describe laser beam welding process.
b) Explain the plasma arc cutting process.

6. Write notes on (i) furnace soldering (ii) Induction soldering.
7. a) Discuss the process variables of Electron beam welding.
b) Write notes on (i) brazing flumes (ii) functions and constituents of flumes.
8. a) Explain oxygen lance cutting process.
b) Explain cladding and over laying process.