Dr. MGR University 2013 - 2015 Question Papers PAPER III MATERIAL AND WORKSHOP TECHNOLOGY

Dr. MGR University AUGUST 2013 Question Papers
Subject : PAPER III – MATERIAL AND WORKSHOP TECHNOLOGY

[LD 0212] Sub. Code: 2403
BACHELOR OF PROSTHETICS AND ORTHOTICS (BPO)
FIRST YEAR
PAPER III – MATERIAL AND WORKSHOP TECHNOLOGY
Q.P. Code: 802403
Time : Three Hours Maximum : 100 marks
Answer ALL questions
I. Elaborate on: (3 x 10 = 30)
 1. Processing of Leather.
 2. Testing and Inspection of Metals.
 3. Hand tools used in Prosthetics & Orthotics.
II. Write notes on: (8 x 5 = 40)
 1. Alloy.
 2. Properties of Metals.
 3. Method of Production of Plastics.
 4. Thermoplastics.
 5. Adhesive.
 6. Polyurethane Foam.
 7. Accidental Hazards.
 8. Brazing.
III. Short Answers on: (10 x 3 = 30)
 1. Chrome Tanning.
 2. Measuring Tools.
 3. Hot air Oven.
 4. Heat Gun.
 5. Use of Foam in Prosthetics & Orthotics.
 6. Draw Knife.
 7. Vacuum Machine.
 8. Steel.
 9. Use of silicone in Prosthetics & Orthotics.
10. Wood working tools.
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Dr. MGR University AUGUST 2014 Question Papers
Subject : PAPER III – MATERIAL AND WORKSHOP TECHNOLOGY

[LF 0212] Sub. Code: 2403
BACHELOR OF PROSTHETICS AND ORTHOTICS (BPO)
FIRST YEAR
PAPER III – MATERIAL AND WORKSHOP TECHNOLOGY
Q.P. Code: 802403
Time : Three Hours Maximum : 100 marks
Answer ALL questions
I. Elaborate on: (3 x 10 = 30)
 1. Explain the mechanical properties of metals.
 2. Why are the non-destructive testing methods of metals given importance?
 Explain its types.
 3. What is meant by plastics? What are its classifications?
II. Write notes on: (8 x 5 = 40)
 1. What is wood? What are its classifications?
 2. What is Bench Vice? Make its neat sketch with parts name.
 3. Explain about Stress & strains curve with a neat diagram
 4. What is meant by impact test for metal? Explain the procedure to be adopted for the
 impact test.
 5. What is PVC? Explain its uses in the field of Prosthetic & Orthotics.
 6. What is difference between addition polymerization and condensation polymerization?
 7. What is meant by laminated plastics? Explain about their classifications
 depending on the pressure used in their formations.
 8. What is difference between thermosetting and thermoplastic?
III. Short Answers on: (10 x 3 = 30)
 1. What is carbon fiber? Explain its properties
 2. What is meant by creep?
 3. What is difference between plasticity & elasticity of metals?
 4. What is welding? What are its types?
 5. What is difference between Soldering and Brazing?
 6. Write the use of following machines in the field of Prosthetics & Orthotics.
 a) Compressor b) Vacuum Pump c) Grinder
 7. What is meant by ferrous and nonferrous alloys?
 8. Explain about Hook’s Law.
 9. Write the name of practically working tools which is used in the field of Prosthetics
 Orthotics.
10. Explain about HDPE and its uses.
*******

Dr. MGR University AUGUST 2015 Question Papers
Subject : PAPER III – MATERIAL AND WORKSHOP TECHNOLOGY

[LH 0815] Sub. Code: 2403
BACHELOR OF PROSTHETICS AND ORTHOTICS (BPO)
FIRST YEAR
PAPER III – MATERIAL AND WORKSHOP TECHNOLOGY
Q.P. Code: 802403
Time : Three Hours Maximum : 100 marks
Answer ALL questions
I. Elaborate on: (3 x 10 = 30)
 1. Leather and its types with properties and usage.
 2. Lathe machine with sketch and parts with operating principles.
 3. Different types of files with diagram and usage.
II. Write notes on: (8 x 5 = 40)
 1. Surface coating of metals.
 2. Types of joints formed by wood.
 3. Polymer and polymerization.
 4. Silicon and its properties with usage.
 5. Soldering and its procedure.
 6. Compressors and its working principle.
 7. Sanding machine.
 8. Mechanical working of metals.
III. Short Answers on: (10 x 3 = 30)
 1. Why heat treatment of metal is needed and define annealing?
 2. Write short note on Hack saw and its use.
 3. List the composite materials used in prosthetics and its advantage.
 4. Explain about the vice which is useful for orthotics work.
 5. Explain about any special tool used in prosthetics.
 6. Define toughness.
 7. Write short note on polyester.
 8. Define Lamination and it s process.
 9. List the metal and alloys used in orthotics.
10. What is polyurethane rigid foam and its use in prosthetics?
*******

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