Thursday, October 8, 2015

Glass-II Diploma Hospital Management Government Polytechnic 2010 Exam Paper

Exam Board: Government Polytechnic
Question Paper Course: Diploma Hospital Management
Subject of Question Paper: Glass-II
Time allotted: 3 Hours
Max. Marks: 70
Year of the exam paper: 2010
Question Paper Format: Text

Q.1 (a) What is glass? and Give classification of glass. 07
(b) Explain properties of glass and uses of glass. 07

Q.2 (a) Explain different type of raw materials used in glass industries. 07
(b) Explain function of sio2, B2o3, Cao, Mgo during glass melting. 07
OR
(b) Explain role of Glass former, Glass intermediate and Glass modifier in glass melting. 07

Q.3 (a) Explain manufacturing process of sheet glass by Foucault process. 07
(b) What is Plate glass? Explain any one manufacturing process of plate glass. 07
OR
Q.3 (a) Describe manufacturing process of glass tube. 07
(b) Find out batch recipe of a glass having the following chemical composition. SiO2-70%, B2O3-12%, Na2O-15%, CaO-3% where molecular weight of Si-28, B-10.81, Na-23, Ca-40, O-16. [07 marks]

Q.4 (a) Describe properties and use of optical glass. 07
(b) Explain manufacturing process of optical glass. 07
OR
Q. 4 (a) Explain different types of furnaces used in glass industries. 07
(b) What is tank furnace? Explain various parts of glass tank furnace. 07

Q.5 (a) Explain physical and mechanical properties of glass. 07
(b) What is density? Explain density determination technique of glass. 07
OR
Q.5 (a) Describe different types of glass decoration techniques and explain etching process. 07
(b) Explain reasons of any four defects occur in glass industries with their remedies. 07

Duraimani

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