JNTU III B.Tech Supplimentary Examinations, Aug/Sep 2008

JNTU III B.Tech Supplimentary Examinations, Aug/Sep 2008 FOUNDRY AND WELDING (Production Engineering) SET-IV 1. Explain with neat sketches different types of patterns.   2. Explain the following casting defects (a) Sand fusion (b) Slag inclusions (c) Blow holes (d) Cold shuts.   3. (a) Explain various types of risers with their advantages and limitations. (b) … Read more JNTU III B.Tech Supplimentary Examinations, Aug/Sep 2008

JNTU III B.Tech Supplimentary Examinations, Aug/Sep 2008

JNTU III B.Tech Supplimentary Examinations, Aug/Sep 2008 FOUNDRY AND WELDING (Production Engineering) SET-III 1. (a) Explain the various steps involved in making a casting. (b) Explain why is that a Pattern is made in two or more pieces. Explain with typical examples.   2. (a) Is it, Possible to obtain a sound casting of a … Read more JNTU III B.Tech Supplimentary Examinations, Aug/Sep 2008

JNTU question papers III B.Tech – Foundry and welding – Aug/Sep 2008

JNTU III B.Tech Supplimentary Examinations, Aug/Sep 2008 Foundry and welding (Production Engineering) SET-II 1. (a) Explain why ramming obtained in sand slingers are more uniform over the depth than that in sand squeezers or Jolting machine? (b) Define the term pattern. Explain how patterns differ from the drawing of the castings.   2. (a) Sketch … Read more JNTU question papers III B.Tech – Foundry and welding – Aug/Sep 2008

JNTU previous papers-B-Tech-Production Engineering-Foundry And Welding-Aug/Sep 2008

JNTU III B.Tech Supplimentary Examinations, Aug/Sep 2008 FOUNDRY AND WELDING (Production Engineering) SET-I 1. Explain the tests and procedures to find the following properties of molding sands. (a) Green, compressive & shear strength (b) Permeability (c) Moisture content.   2. (a) Draw with a neat sketch of cupola label the principle sections of the furnace. … Read more JNTU previous papers-B-Tech-Production Engineering-Foundry And Welding-Aug/Sep 2008

JNTU III B.Tech II Semester Supplimentary Examinations, Aug/Sep 2008

JNTU III B.Tech II Semester Supplimentary Examinations, Aug/Sep 2008 COMPUTER NETWORKS SET-IV 1. (a) Explain in detail ISO-OSI reference model. (b) Write short notes on interface, service and protocol.   2. (a) Briefly, explain about the DLL design issues. (b) If the bit string 0111101111101111110 is bit stuffed. What is the output of the string? … Read more JNTU III B.Tech II Semester Supplimentary Examinations, Aug/Sep 2008

JNTU Computer Networks Exam Paper

JNTU Computer Networks Exam Paper JNTU III B.Tech II Semester Supplementary Examinations, Aug/Sep 2008 COMPUTER NETWORKS SET-III 1. (a) Write any four reasons for using layered protocols. (b) Compare and contrast OSI and TCP/IP models.   2. (a) Compare and contrast SLIP and PPP. (b) Draw and explain HDLC frame format.   3. (a) Explain … Read more JNTU Computer Networks Exam Paper