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Alternative Energy Sources (Elective I) (April 2010)

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Total No. of Questions : 11] P1555 [Total No. of Pages : 3 [3764]-137 B.E. (Mechanical) ALTERNATIVE ENERGY SOURCES (2003 Course) (Elective - I) (402045) Time : 3 Hours] [Max. Marks : 100 Instructions to the candidates: 1) 2) 3) 4) 5) Answer three questions from Section - I and three questions from Section - II. Answers to the two sections should be written in separate books. Neat diagrams must be drawn wherever necessary. Figures to the right indicate full marks. Use of logarithmic tables, slide rule, Mollier charts, electronic pocket calculator is allowed. SECTION - I Q1) a) Describe the solar chimney power plant and state its practical limitations.[8] b) Calculate the hour angle at Sunrise and Sunset on June 10 and December 21 for a surface inclined at an angle of 10 and facing due south. The surface is located in Sangli (17 N, 75 E). [8] OR Q2) a) Write a note on low temperature power generation cycle using flat plate collectors. Also write the experimental investigations in India. [8] b) Explain the following terms in solar radiation geometry with suitable diagrams. [8] i) Lattitude. ii) Declination. iii) Surface Azimuth Angle. iv) Hour Angle. Q3) a) Explain how transmissivity of the cover system of a collector can be obtained. [8] b) Write a note on passive space heating by solar energy. [8] OR P.T.O.

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Additional Info : 2003 Course
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