STUPIDSID
Write short notes on any four of the following: Q.1(a,b,c,d)
1(a)
Solar pond
5 M
1(b)
Wind energy site selection
5 M
1(c)
Mini and Micro hydel plants
5 M
1(d)
OTEC plant
5 M
2(a)
What is importance of renewable energy sources? What is the present energy scenario in India?
10 M
2(b)
Describe different vertical axis wind turbines.
10 M
3(a)
Using Kleins recommendation find daily global Radiation "Ho" for November 26 at Mumbai(19° 07'N, 72° 51 'E) if average sunshine hours is 9.8
10 M
3(b)
Explain KVIC gobar gas plant in detail.
10 M
4(a)
Calculate the variation of day length Over a Year (on 19th of each month of year 2016) of the following location and plot the same on graph and make your comments. Location Delhi (28° 35'N, 77° 42'E)
10 M
4(b)
Explain with neat sketch any one wave energy conversion device.
6 M
4(c)
What is solar declination angle.
4 M
5(a)
Calculate the initial temperature and heat content per sq. Km above 40°C of an aquifer of thickness 0.5 km, depth 3km, porosity 5% under sediments of density 2700 kg/m3, specific heat capacity 840 J/kg.K, temperature gradient 30°C/km. Suggest the use of heat, if average surface temperature is 10°C, Also find the time constant for useful heat extraction with pumped water extraction of 100 ltr/skm2. What is the thermal power extracted initially and after 10 years?
10 M
5(b)
What are gasifiers? Explain with neat sketch.
6 M
5(c)
What is bentz coefficient
4 M
Write a short note any four Q6.(a,b,c,d,e)
6(a)
Fuel Cell
5 M
6(b)
Limitation of Tidal energy
5 M
6(c)
Community biogas plant
5 M
6(d)
Appliction of Wind energy.
5 M
6(e)
Energy Plantation.
5 M
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