Gujarat Technological University 2010-5th Sem B.Tech Automobile Engineering in s - Question Paper
Seat No. Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
B.E. Sem-Vth Examination December 2010 Subject code: 150001 Subject Name: Management-II
Date: 11 /12 /2010 Time: 03.00 pm - 05.30 pm
Total Marks: 70
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
|
Q.1 |
(a) |
Define product, production and production management. |
07 |
|
(b) |
State the benefits derived from effective production management. |
07 | |
|
Q2 |
(a) |
State the functions of production management department. |
07 |
|
(b) |
Explain the different types of production systems. OR |
07 | |
|
(b) |
What is break even analysis? State the assumption in break even analysis. |
07 | |
|
Q.3 |
(a) |
Define market research. State its objectives. |
07 |
|
(b) |
Explain the concept of product life cycle. OR |
07 | |
|
Q.3 |
(a) |
Explain the functions of packaging. |
07 |
|
(b) |
Explain the importance of demand forecasting. State the features of a good demand forecasting method. |
07 | |
|
Q4 |
(a) |
Explain the important functions of financial management. |
07 |
|
(b) |
Explain the relationship of finance department with the other departments of a business. OR |
07 | |
|
Q4 |
(a) |
Explain the role of various financial regulatory bodies. |
07 |
|
(b) |
Explain the role of a finance manager. |
07 | |
|
Q.5 |
(a) |
Define manpower resources planning. Explain the importance of manpower resources planning. |
07 |
|
(b) |
Explain the process of manpower planning OR |
07 | |
|
Q.5 |
(a) |
Explain the process of Management by Objectives. |
07 |
|
(b) |
Define strategy. Explain the importance of strategy. |
07 |
*************
Seat No. Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
B.E. Sem-Vth Examination December 2010
Subject code: 150203 Subject Name: Power electronics & control Engineering
Date: 16 /12 /2010 Time: 03.00 pm - 05.30 pm
Total Marks: 70
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Define following
(i)Holding current in SCR
(ii) Latching current in SCR
(iii) Machine instruction
(iv) Stack pointer
(v) Intrinsic stand off ration in UJT
(vi) Strain gauge
(vii) Analog and Digital signal
(i)Explain with the help of diagram the construction of UJT
(ii) Justify: Once an SCR starts conducting, the gate loses control over it
Q.1 (a)
07
(b)
07
A salb of insulating material 0.015 m2 in area and 0.01 m in thickness has relative permittivity of 5 and power factor of 0.05 and is to be heated by dielectric heating. The power required is 400 W at 30 MHz.Dtermine the voltage required and the resulting current that will flow through the material. If the voltage were to be limited to 650 V, what would be the value of the frequency for the same power requirement?
Explain the basic principle of operation of induction heating and list the advantages of induction heating.
OR
Explain the basic principle of operation of dielectric heating and also explain its frequency range and mention some of its application.
Q.2 (a)
07
(b)
07
(b)
07
Q.3 (a) Explain following instruction with example 07
(i) LDA(ii) JNZ(iii) CMP(iv) LXI(v) STAX(vi) RRC (vii) LHLD
OR
Q.3 (a) Draw timing diagram for the MVI A, 7Fh and explain demultiplexing the 07 address/data bus in 8085 microprocessor.
(ii)Explain the Read Only Memory.
Q.4 (a) Explain successive-approximation type A/D converter and Dual slope A/D 07 converter.
(b) Sixteen bytes of data are stored in memory location at 2050h to 205Fh.Write a 07 program to transfer the block of data to new memory location at 2070h.
OR
Q.4 (a) Explain programmable logic controller
(b) Write a program to add five data bytes stored in memory location starting at 2060h and display the sum at output port if the sum does not generate a carry. If a result generates a carry stop addition and display 01h at the output port.
Q.5 (a) Explain the following pins in 8085 07
(i) INTR(ii) IO/M(iii) RESET(iv) HLDA(v) RST (vi)READY(vii) TRAP
OR
Q.5 (a) Explain ladder diagram and ignitron contactors. 07
(b) Explain the construction and characteristics of the TRIAC. 07
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2
Seat No. Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
B.E. Sem-Vth Examination December 2010
Subject code: 150203 Subject Name: Power electronics & control Engineering
Date: 16 /12 /2010 Time: 03.00 pm - 05.30 pm
Total Marks: 70
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Define following
(i)Holding current in SCR
(ii) Latching current in SCR
(iii) Machine instruction
(iv) Stack pointer
(v) Intrinsic stand off ration in UJT
(vi) Strain gauge
(vii) Analog and Digital signal
(i)Explain with the help of diagram the construction of UJT
(ii) Justify: Once an SCR starts conducting, the gate loses control over it
Q.1 (a)
07
(b)
07
A salb of insulating material 0.015 m2 in area and 0.01 m in thickness has relative permittivity of 5 and power factor of 0.05 and is to be heated by dielectric heating. The power required is 400 W at 30 MHz.Dtermine the voltage required and the resulting current that will flow through the material. If the voltage were to be limited to 650 V, what would be the value of the frequency for the same power requirement?
Explain the basic principle of operation of induction heating and list the advantages of induction heating.
OR
Explain the basic principle of operation of dielectric heating and also explain its frequency range and mention some of its application.
Q.2 (a)
07
(b)
07
(b)
07
Q.3 (a) Explain following instruction with example 07
(i) LDA(ii) JNZ(iii) CMP(iv) LXI(v) STAX(vi) RRC (vii) LHLD
OR
Q.3 (a) Draw timing diagram for the MVI A, 7Fh and explain demultiplexing the 07 address/data bus in 8085 microprocessor.
(ii)Explain the Read Only Memory.
Q.4 (a) Explain successive-approximation type A/D converter and Dual slope A/D 07 converter.
(b) Sixteen bytes of data are stored in memory location at 2050h to 205Fh.Write a 07 program to transfer the block of data to new memory location at 2070h.
OR
Q.4 (a) Explain programmable logic controller
(b) Write a program to add five data bytes stored in memory location starting at 2060h and display the sum at output port if the sum does not generate a carry. If a result generates a carry stop addition and display 01h at the output port.
Q.5 (a) Explain the following pins in 8085 07
(i) INTR(ii) IO/M(iii) RESET(iv) HLDA(v) RST (vi)READY(vii) TRAP
OR
Q.5 (a) Explain ladder diagram and ignitron contactors. 07
(b) Explain the construction and characteristics of the TRIAC. 07
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2
Seat No. Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
B.E. Sem-Vth Examination December 2010
Subject code: 150203 Subject Name: Power electronics & control Engineering
Date: 16 /12 /2010 Time: 03.00 pm - 05.30 pm
Total Marks: 70
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Define following
(i)Holding current in SCR
(ii) Latching current in SCR
(iii) Machine instruction
(iv) Stack pointer
(v) Intrinsic stand off ration in UJT
(vi) Strain gauge
(vii) Analog and Digital signal
(i)Explain with the help of diagram the construction of UJT
(ii) Justify: Once an SCR starts conducting, the gate loses control over it
Q.1 (a)
07
(b)
07
A salb of insulating material 0.015 m2 in area and 0.01 m in thickness has relative permittivity of 5 and power factor of 0.05 and is to be heated by dielectric heating. The power required is 400 W at 30 MHz.Dtermine the voltage required and the resulting current that will flow through the material. If the voltage were to be limited to 650 V, what would be the value of the frequency for the same power requirement?
Explain the basic principle of operation of induction heating and list the advantages of induction heating.
OR
Explain the basic principle of operation of dielectric heating and also explain its frequency range and mention some of its application.
Q.2 (a)
07
(b)
07
(b)
07
Q.3 (a) Explain following instruction with example 07
(i) LDA(ii) JNZ(iii) CMP(iv) LXI(v) STAX(vi) RRC (vii) LHLD
OR
Q.3 (a) Draw timing diagram for the MVI A, 7Fh and explain demultiplexing the 07 address/data bus in 8085 microprocessor.
(ii)Explain the Read Only Memory.
Q.4 (a) Explain successive-approximation type A/D converter and Dual slope A/D 07 converter.
(b) Sixteen bytes of data are stored in memory location at 2050h to 205Fh.Write a 07 program to transfer the block of data to new memory location at 2070h.
OR
Q.4 (a) Explain programmable logic controller
(b) Write a program to add five data bytes stored in memory location starting at 2060h and display the sum at output port if the sum does not generate a carry. If a result generates a carry stop addition and display 01h at the output port.
Q.5 (a) Explain the following pins in 8085 07
(i) INTR(ii) IO/M(iii) RESET(iv) HLDA(v) RST (vi)READY(vii) TRAP
OR
Q.5 (a) Explain ladder diagram and ignitron contactors. 07
(b) Explain the construction and characteristics of the TRIAC. 07
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2
Seat No. Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
B.E. Sem-Vth Examination December 2010
Subject Name: Manufacturing processes - II Date: 13 /12 /2010 Time: 03.00 pm - 05.30 pm
Total Marks: 70
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q1 (a) (i) Give broad classification of manufacturing processes.
02
05
02
05
(ii) List the various pattern materials. Explain any two along with their advantages and limitations.
(b) (i) Define following terms (Any two)
1. Cope
2. Drag
3. Core
4. Chaplet
(ii) Explain precision investment casting stating its advantages, limitations and applications.
Q.2 (a) (i) List any two casting defects and give their causes and remedies. 02
(ii) Sketch the cross section of a sand mould which is ready for pouring and 05 label the important parts.
(ii) Explain centrifugal casting process. What is the main difference between 05 semi-centrifugal and centrifuging casting process.
OR
(ii) Calculate the optimum pouring time for casting whose mass is 20 kg and 05 having an average section thickness of 15mm. the material of the casting are grey cast iron and steel. Assume K=0.7
Define the following terms 02
Q.3 (a) (i)
1. Flux
2. Filler materials.
Describe the types of flame obtained in oxy-acetylene gas welding with 05 neat sketch.
(ii)
(i)
(ii)
Define the following terms 02
(b)
1. Electrode
2. Shielding gas
Explain electron beam welding process and state its advantages and 05 limitations.
OR
State the function of flux in soldering and brazing. 02
Q.3 (a)
(i)
(ii)
(i)
(ii)
Explain gas welding process with neat sketch and state its advantages and 05 limitations.
Differentiate between TIG and MIG welding processes. 02
(b)
Calculate the melting efficiency in the case of arc welding and resistance 05 welding of steel with potential of 20 V and a current of 200 A. The travel speed is 5 mm/s and the cross area of the joint is 20 mm2. Heat required to melt steel may be taken as 10 J/mm3 and heat transfer efficiency as
0.85. Assume resistance, R=100 micro ohms
(i) Define following terms 02
1. Ingot
Q.4 (a) (b)
Q.4 (a) (b)
Q.5 (a) (b)
Q.5 (a) (b)
2. Slab
(ii) Write short note on roll pass sequence. 05
(i) Define following terms 02
1. Bloom
2. Billet
(ii) Derive the equation for the roll bite angle. 05
OR
(i) Differentiate between hot working and cold working. 02
(ii) Explain coining and embossing processes. 05
(i) Differentiate between open and close die forging. 02
(ii) Write short note on Wire Drawing. 05
(i) Classify plastic materials. 02
(ii) The marking system for conventional grinding wheel is as under 51 A 60 K 5 V 05
(i) Define following terms with respect to polymers 02
1. Viscosity
2. Viscoelastisity
(ii) Explain extrusion process for thermosetting plastic. 05
OR
(i) Define following terms 02
1. Honing
2. Lapping
(ii) Explain blow molding process stating its advantages, limitations and 05 applications.
(i) Define following terms 02
1. Burnishing
2. Buffing
(ii) Write short note on powder coating. 05
*************
2
Seat No. Enrolment No.
GUJARAT TECHNOLOGICAL UNIVERSITY
B.E. Sem-Vth Examination December 2010
Subject Name: Manufacturing processes - II Date: 13 /12 /2010 Time: 03.00 pm - 05.30 pm
Total Marks: 70
1. Attempt all questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q1 (a) (i) Give broad classification of manufacturing processes.
02
05
02
05
(ii) List the various pattern materials. Explain any two along with their advantages and limitations.
(b) (i) Define following terms (Any two)
1. Cope
2. Drag
3. Core
4. Chaplet
(ii) Explain precision investment casting stating its advantages, limitations and applications.
Q.2 (a) (i) List any two casting defects and give their causes and remedies. 02
(ii) Sketch the cross section of a sand mould which is ready for pouring and 05 label the important parts.
(ii) Explain centrifugal casting process. What is the main difference between 05 semi-centrifugal and centrifuging casting process.
OR
(ii) Calculate the optimum pouring time for casting whose mass is 20 kg and 05 having an average section thickness of 15mm. the material of the casting are grey cast iron and steel. Assume K=0.7
Define the following terms 02
Q.3 (a) (i)
1. Flux
2. Filler materials.
Describe the types of flame obtained in oxy-acetylene gas welding with 05 neat sketch.
(ii)
(i)
(ii)
Define the following terms 02
(b)
1. Electrode
2. Shielding gas
Explain electron beam welding process and state its advantages and 05 limitations.
OR
State the function of flux in soldering and brazing. 02
Q.3 (a)
(i)
(ii)
(i)
(ii)
Explain gas welding process with neat sketch and state its advantages and 05 limitations.
Differentiate between TIG and MIG welding processes. 02
(b)
Calculate the melting efficiency in the case of arc welding and resistance 05 welding of steel with potential of 20 V and a current of 200 A. The travel speed is 5 mm/s and the cross area of the joint is 20 mm2. Heat required to melt steel may be taken as 10 J/mm3 and heat transfer efficiency as
0.85. Assume resistance, R=100 micro ohms
(i) Define following terms 02
1. Ingot
Q.4 (a) (b)
Q.4 (a) (b)
Q.5 (a) (b)
Q.5 (a) (b)
2. Slab
(ii) Write short note on roll pass sequence. 05
(i) Define following terms 02
1. Bloom
2. Billet
(ii) Derive the equation for the roll bite angle. 05
OR
(i) Differentiate between hot working and cold working. 02
(ii) Explain coining and embossing processes. 05
(i) Differentiate between open and close die forging. 02
(ii) Write short note on Wire Drawing. 05
(i) Classify plastic materials. 02
(ii) The marking system for conventional grinding wheel is as under 51 A 60 K 5 V 05
(i) Define following terms with respect to polymers 02
1. Viscosity
2. Viscoelastisity
(ii) Explain extrusion process for thermosetting plastic. 05
OR
(i) Define following terms 02
1. Honing
2. Lapping
(ii) Explain blow molding process stating its advantages, limitations and 05 applications.
(i) Define following terms 02
1. Burnishing
2. Buffing
(ii) Write short note on powder coating. 05
*************
2
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Attachment: |
| Earning: Approval pending. |
