III-B.Tech. II-Semester Supplementary-Examination December 2002/January 2003 FOUNDRY TECHNOLOGY (Metallurgy and Material Technology) Max.Marks:70 Answer any FIVE questions All questions carry equal Marks ---
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Time:3 hours
How many types of patterns are there in a foundry? Describe any four types of patterns generally followed by the Industry?
2.
List out the various properties of molding sand and explain any five properties generally applied?
3.
Explain with a neat sketch in detail the permanent mould casting process?
4.
Explain with figures the various types of gates? Describe how the problems are avoided by using such gating systems?
5.
How Grey cast Iron is melted? Explain its furnace operation and construction?
6.
Explain with a neat sketch the continuous casting method of steel used in the Industry?
7.
Mention various casting defects observed in a Foundry and explain any five with remedies?
8.
Write short notes on any Three of the following: a) CO2 moulding b) Coring and segregation c) Gating ratio d) Types of Risers.
6.a) List three basic requirements for a good rolling lubricant. b) A 300 mm wide aluminum alloy strip is hot-rolled in thickness from 20mm to · 15mm. The rolls ...
[8+8] · 2. (a) Describe the concept of automation in Machine Tools with examples. ... [8+8] · 5. (a) Describe the design and fabrication of automated flow lines.
(iii) Peak discharge using Snyder's equation for an unit hydrograph of 6 hour duration. Assume Ct=1.2, Cp=5, L=82 km, Lca=48 km with usual notations. [8+8].
6.a) Discuss the relative requirements of foundry furnaces suitable for melting Alluminium · and Copper alloys. b) Why is not the cupola furnace used for melting ...
sender and receiver side. The protocol we check appears both in a .... The action is a sequence of statements, exe- cuted when the condition holds. in addition, ...
Q1. a). Define Intra abdominal compartment syndrome. b). Explain its etiology and pathophysiology. c). Describe its nursing management. 2+3+5=15. Q2 a). Define Open Heart Surgery. b). Classify Open Heart Surgeries. c). Discuss Nursing Care plan of pa
b) State the characteristics of an ideal crusher. c) Discuss the characteristics of comminuted particles. [4+4+8] · 4.a) Write about the construction and working of a ...
We will explore rationing and will try to recreate living conditions of the time. we will also be reading a book about two children who travelled back in time to save ...
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b) Write in detail the classical theory of diamagnetism. [8+8] · 5.a) Explain Fermi-Dirac distribution for electrons in a metal. Discuss its variation · with temperature.
