Code No: RR310301 RR Set No. 2
III B.Tech I Semester Supplementary Examinations, June 2010
PRODUCTION TECHNOLOGY
Common to Mechanical Engineering, Automobile Engineering
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
? ? ? ? ?
1. (a) Describe the difference between a compound die and progressive die.
(b) What is stretch forming? Explain its necessities with a neat sketch. [6+10]
2. (a) List the various welding techniques classified under Solid State welding and explain two of them.
(b) What are the applications of the following welding techniques?
i. TIG welding
ii. Explosive welding
iii. Friction welding. [10+6]
3. (a) Explain the extrusion process and discuss the various controlling parameters. (b) Describe the process of making seamless tubes by extrusion process [8+8]
4. (a) Explain the following metal joining techniques :
i. Induction brazing ii. Braze welding.
(b) Explain the following tests conducted on welds i. Tensile test
ii. Bend test. [8+8]
5. (a) State some of the draw backs to be avoided in the design of a die casting.
(b) Explain different types of gates with their respective functions applications and advantages in casting process. [6+10]
6. (a) Describe the importance of the following forging operations carried out in smithy shop.
i. Welding ii. Bending.
(b) What is swaging? Explain the principle and applications of swaging. [8+8]
7. (a) Give the procedure in operating Low-pressure plant and High-pressure plant in gas welding.
(b) Explain the electrical characteristics of an arc.
(c) Explain how an arc is initiated in welding. [6+5+5]
1
Code No: RR310301 RR Set No. 2
8. (a) Explain the working principle of crucible furnace. Discuss pit crucible furnace. (b) Give reasons for the occurance of the following casting defects :
i. Pin hole porosity ii. Run out
iii. Drop
iv. Metal penetration. [8+8]
? ? ? ? ?
2
Code No: RR310301 RR Set No. 4
III B.Tech I Semester Supplementary Examinations, June 2010
PRODUCTION TECHNOLOGY
Common to Mechanical Engineering, Automobile Engineering
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
? ? ? ? ?
1. (a) Describe the importance of the following forging operations carried out in smithy shop.
i. Welding ii. Bending.
(b) What is swaging? Explain the principle and applications of swaging. [8+8]
2. (a) Describe the difference between a compound die and progressive die.
(b) What is stretch forming? Explain its necessities with a neat sketch. [6+10]
3. (a) List the various welding techniques classified under Solid State welding and explain two of them.
(b) What are the applications of the following welding techniques?
i. TIG welding
ii. Explosive welding
iii. Friction welding. [10+6]
4. (a) Explain the following metal joining techniques :
i. Induction brazing ii. Braze welding.
(b) Explain the following tests conducted on welds i. Tensile test
ii. Bend test. [8+8]
5. (a) State some of the draw backs to be avoided in the design of a die casting.
(b) Explain different types of gates with their respective functions applications and advantages in casting process. [6+10]
6. (a) Explain the extrusion process and discuss the various controlling parameters. (b) Describe the process of making seamless tubes by extrusion process [8+8]
7. (a) Explain the working principle of crucible furnace. Discuss pit crucible furnace. (b) Give reasons for the occurance of the following casting defects :
i. Pin hole porosity ii. Run out
3
Code No: RR310301 RR Set No. 4
iii. Drop
iv. Metal penetration. [8+8]
8. (a) Give the procedure in operating Low-pressure plant and High-pressure plant in gas welding.
(b) Explain the electrical characteristics of an arc.
(c) Explain how an arc is initiated in welding. [6+5+5]
? ? ? ? ?
4
Code No: RR310301 RR Set No. 1
III B.Tech I Semester Supplementary Examinations, June 2010
PRODUCTION TECHNOLOGY
Common to Mechanical Engineering, Automobile Engineering
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
? ? ? ? ?
1. (a) Describe the importance of the following forging operations carried out in smithy shop.
i. Welding ii. Bending.
(b) What is swaging? Explain the principle and applications of swaging. [8+8]
2. (a) List the various welding techniques classified under Solid State welding and explain two of them.
(b) What are the applications of the following welding techniques?
i. TIG welding
ii. Explosive welding
iii. Friction welding. [10+6]
3. (a) Give the procedure in operating Low-pressure plant and High-pressure plant in gas welding.
(b) Explain the electrical characteristics of an arc.
(c) Explain how an arc is initiated in welding. [6+5+5]
4. (a) Explain the following metal joining techniques :
i. Induction brazing ii. Braze welding.
(b) Explain the following tests conducted on welds i. Tensile test
ii. Bend test. [8+8]
5. (a) Explain the working principle of crucible furnace. Discuss pit crucible furnace. (b) Give reasons for the occurance of the following casting defects :
i. Pin hole porosity ii. Run out
iii. Drop
iv. Metal penetration. [8+8]
6. (a) Describe the difference between a compound die and progressive die.
(b) What is stretch forming? Explain its necessities with a neat sketch. [6+10]
5
Code No: RR310301 RR Set No. 1
7. (a) Explain the extrusion process and discuss the various controlling parameters. (b) Describe the process of making seamless tubes by extrusion process [8+8]
8. (a) State some of the draw backs to be avoided in the design of a die casting.
(b) Explain different types of gates with their respective functions applications and advantages in casting process. [6+10]
? ? ? ? ?
6
Code No: RR310301 RR Set No. 3
III B.Tech I Semester Supplementary Examinations, June 2010
PRODUCTION TECHNOLOGY
Common to Mechanical Engineering, Automobile Engineering
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
? ? ? ? ?
1. (a) Describe the difference between a compound die and progressive die.
(b) What is stretch forming? Explain its necessities with a neat sketch. [6+10]
2. (a) Describe the importance of the following forging operations carried out in smithy shop.
i. Welding ii. Bending.
(b) What is swaging? Explain the principle and applications of swaging. [8+8]
3. (a) List the various welding techniques classified under Solid State welding and explain two of them.
(b) What are the applications of the following welding techniques?
i. TIG welding
ii. Explosive welding
iii. Friction welding. [10+6]
4. (a) Explain the working principle of crucible furnace. Discuss pit crucible furnace. (b) Give reasons for the occurance of the following casting defects :
i. Pin hole porosity ii. Run out
iii. Drop
iv. Metal penetration. [8+8]
5. (a) Explain the extrusion process and discuss the various controlling parameters. (b) Describe the process of making seamless tubes by extrusion process [8+8]
6. (a) Give the procedure in operating Low-pressure plant and High-pressure plant in gas welding.
(b) Explain the electrical characteristics of an arc.
(c) Explain how an arc is initiated in welding. [6+5+5]
7. (a) Explain the following metal joining techniques :
i. Induction brazing ii. Braze welding.
7
Code No: RR310301 RR Set No. 3
(b) Explain the following tests conducted on welds i. Tensile test
ii. Bend test. [8+8]
8. (a) State some of the draw backs to be avoided in the design of a die casting.
(b) Explain different types of gates with their respective functions applications and advantages in casting process. [6+10]
? ? ? ? ?
8
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