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Sem - II Jun 2008 Pattern Applied Science - II

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Total No. of Questions : 12] [Total No. of Printed Pages : 4 [3661]-107 F. E. (Semester - II) Examination - 2009 APPLIED SCIENCE - II (June 2008 Pattern) Time : 3 Hours] [Max. Marks : 100 Instructions : (1) Answers to the two sections should be written in separate answer books. (2) Neat diagrams must be drawn wherever necessary. (3) Black figures to the right indicate full marks. (4) Use of logarithmic tables, slide rule, Mollier charts, electronic pocket is allowed. (5) Assume suitable data, if necessary. SECTION - I Q.1) (A) What is Power Alcohol ? Give methods of preparation, merits and demerits of Power Alcohol. [06] (B) Write note on Hydrogen Gas as a Fuel. [05] (C) In Boy s gas calorimeter s experiment when 0.1m3 of a fuel gas is burnt during which 25 kg of water is circulated. Temperature of incoming water and outgoing water is 20oC and 33oC respectively. Weight of steam condensed is 250 gm. Calculate gross calorific value and net calorific value, if heat liberated in condensing water vapour and cooling the condensate is 586 kcal/kg. [03] (D) Explain the Kjeldahl s method for the determination of nitrogen from coal sample. Also give significance of analysis. [03] OR [3661]-107 1 P.T.O.

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