III B. Tech. II Semester Examination April, 2003 MECHANICAL METALLURGY (Metallurgy and Material Technology) Time: 3 Hours
Max. Marks: 70
2.a) b)
Derive Schmid’s law of critical resolved shear stress. Compare cross slip of screw dislocations with climb of edge dislocations.
3.a) b)
What is meant by Meyer’s hardness. Describe poldi hardness testing. Distinguish between Rockwell and Vicker’s hardness tests.
4.a)
Explain the information obtained from a tensile test and explain all tensile properties. Describe conditions for necking in a tension test.
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1.a) b)
Answer any Five questions All questions carry equal marks --Derive an equation for energy of a dislocation. Describe the formation of jogs by intersection of dislocations.
What is notch sensitivity. Compare impact testing with bars of V and U notch. Explain the effect of Metallurgical factors affecting ductile to brittle transition temperature.
6.a) b)
Explain elastic and in-elastic properties in compression. Describe the phenomenon of temper embrittlement.
7.a)
Describe Irwin theory of fracture mechanism and also determine the crack extension force exerted on crack. Explain casting defects arising due to melting practice.
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5.a) b)
What is endurance limit. Discuss the effect of high and low temperature on it. Describe the conditions that increase the susceptibility of a metal component to fatigue failure.
321852 III B. Tech. II Semester Examination April, 2003 MECHANICAL ...
b) Describe the phenomenon of temper embrittlement. 7.a) Describe Irwin theory of fracture mechanism and also determine the crack · extension force exerted ...
Code No.: 321353. III-B-Tech. II-Semester Examination April, 2003 · DATA BASE MANAGEMENT SYSTEMS · (Electronics and Control Engineering) · Time: 3 hours · Max. Marks: 70 · Answer any five questions · All questions carry equal marks · --- · 1.a) Expla
III B-Tech II-Semester Examination April, 2003 · MICROPROCESSORS AND APPLICATIONS · ( Electrical and Electronics Engineering ) · Time: 3 hours · Max. Marks: 70 · Answer any five questions · All questions carry equal marks · --- · 1.a) Draw a complete
cos (2пn/N) · b) Show that out put sequence y(n) of an LTI system is the convolution of input · sequence x(n) and the impulse response of the system h(n). c) A digital system is characterized by the following difference equation: · Y(n) = x(n)+ay(n-
III-B.Tech. II-Semester Examination April, 2003 · ADVANCED COMPUTER ARCHITECTURE · (common to Computer Science and Engineering, Computer Science and · Information Technology.) Time: 3 hours · Max. Marks: 80 · Answer and five questions · All questions
How are network techniques useful to prevent time and cost over runs in project · implementation? 3. What is human resource planning? What are its objectives ...
6.a) With the help of flow sheet explain the production of titanium tetrachloride from · Ilmenite. b) Discuss various processes used for the production of ductile titanium. c) Give some uses of Tio2 and titanium medal. 7.a) How are uranium isotopes s
III-B.Tech. II-Semester Examination April, 2003 · CONTROL SYSTEM COMPONENTS · (Electronics and Control Engineering) · Time: 3 hours · Max. Marks: 70 · Answer any five questions · All questions carry equal marks · --- · 1.a) Write a brief note on Gene
What is its · maximum discharging capacity? 6. Discuss the problems associated with peak voltmeter circuits using passive · elements. Draw circuit developed by Rabus and explain how this circuit · overcomes these problems. 7. Write short notes on: ·
b) With the help of a circuit explain in simple what is a Cyclo-converter? How it · differs from a full wave converter. 5.a) With a neat circuit diagram and wave forms, explain the operation of a single · phase bridge Cyclo-converter with RL load. b)
2.a) Discuss the manufacture of Nitric acid by Ammonia oxidation process. Draw the · necessary flow diagram. b) Explain the thermodynamic and kinetic considerations involved in the · manufacture of Ammonia. 3.a) Describe the manufacturing process for
Explain about the following faults in Digital circuits. ... 3.a) Define the terms Fault detection, Fault location, Fault Diagnosis in logic ... combinational circuits.
7. a) What is creep? Explain the effect of temperature and load on creep curves. b) Explain the various atomic mechanisms involved in deformation at high.
6.a) Explain flattening and factoring with examples. b) Explain the need for functional verification after RTL description and after · synthesis. 7.a) What are the ...
The disk is of 200 tracks numbered 1 to 199. The queue of requests are kept in · FIFO order is 86, 147, 91, 177, 94, 150, 102, 175, 130. The algorithms are.
IV- B.Tech. II Semester Examination April, 2003 · ARTIFICIAL INTELLIGENCE · ( Electronics and Communication Engg and Computer Science and Engg) · Time: 3 Hours · Max. Marks: 70 ... and all skiers like snow. Mike dislikes whatever Tony likes and likes
b) What are the chief merits of Induction heating? 6. a) Explain the principle of Dielectric heating. b) Discuss the thermal losses that occur in Dielectric heating.
Of what concern would the formal organization structure be to an information · systems designer? 3. âInventory Management System is a vital area of ...
Write a detailed note on particle accelerators and Neutron sources. 3. Describe briefly about the interaction of Nuclear Radiation with matter. 4. Explain clearly about · a) Geiger Muller Counter · b) Scintillating detector. 5. Write a detailed note
Code No:320455. III-B.Tech. II Semester Examinations April, 2003 · MICROWAVE ENGINEERING · (Electronics and Communication Engineering) · Time: 3 Hours · Max. Marks: 70 · Answer any FIVE questions · All questions carry equal marks · --- · 1. A two-cav
... implementation issues that arise in interprocess communication. b) Explain memory protection based on the protection keys. 7.a) Explain briefly the functions of physical IOCS. b) With neat figure explain indexed allocation. 8. Write short notes o
