Metallurgical Analysis DHM Government Polytechnic 2010 Question Paper

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

Q.1 (a) Explain sampling of ores and sampling of molten metals. 07
(b) State Law of Mass Action and explain ionic product of water. 07

Q.2 (a) Explain the determination of silicon in cast iron by gravimetric analysis 07
(b) Explain the determination of antimony in white bearing metal. 07
OR
(b) Explain the principles of qualitative analysis. 07

Q.3 (a) Classify various types of salts with examples. 07
(b) Explain the hydrolysis of salt of strong acid and a weak base. 07
OR
Q.3 (a) Give the various types of indicators with their working pH range 07
(b) Explain the importance of indicators in titration and draw the titration curve for strong acid and strong base and suggest suitable indicator for this titration. 07

Q.4 (a) Give the advantages and limitations of instrumental methods of analysis 07
(b) Explain the standard series method of colorimetry. 07
OR
Q. 4 (a) Draw the setup for determination of carbon and sulphur by Rolla's apparatus and give the solutions required. 07
(b) Explain the procedure for determination of carbon in steel by Rolla's apparatus. 07

Q.5 (a) With a neat diagram explain the principle of spectroscopy 07
(b) With a neat sketch explain the working of direct reading spectrometer. 07
OR
Q.5 (a) Draw the circuit diagram for determination of copper in brass by electrolytic method and explain the importance of electrodes used therein. 07
(b) Explain the importance of metallurgical analysis and differentiate between gravimetric analysis and volumetric analysis. 07

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