Programme Code : CES
Course Code : cetm
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Year : 2012 Views: 748 Submitted By : anush On 08th March, 2013

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Q.1. Discuss all kinds of Primary Energy Sources giving examples. State various forms of renewable and non-renewable energy sources. 10

Q.2. (a) Define commercial energy sources, give examples.

(b) Define non-commercial energy, give 3 examples.

(c) What are the merits and demerits of using wind power. 3 x 3

Q.3 (a) Why electricity is treated as high grade energy?

(b) Enumerate the characteristics of a good fuel.

© Discuss in brief the advantages and disadvantages of liquid fuels. 3 x 3

Q.4. Explain the greenhouse effect. Name the key greenhouse gases,

which cause the global warming. 7

Q.5. What is proximate analysis? Discuss the proximate analysis of coal. 5

Q.6. List the biomass technologies and describe their applications. 10 


Q 1. Describe different types of solar cookers with neat sketches 5

Q.2 (a) What is solar photovoltaics or "SPV"?

(b) How can we get electricity from the sun?

(c) What are the components of a photovoltaic (PV) system?

(d) How much electricity does a photovoltaic (PV) system generate? 2 x 5

Q.3 (a) What does energy conversion efficiency mean?

(b) Give two examples of converting heat energy into electricity. 2 x 5

Q.4. (a) Describe the functioning of a solar drier with neat sketches

(b) Discuss the performance of a conventional solar still and its limitations. 2 x 5

Q. 5. (a) Discuss fixed dome biogas digesters.

(b) Describe how you can take advantage of biomass based technologies

In your home and your community 2 x 5

Q. 6. What is the difference between solar active and solar passive buildings? 5


Q.1. Define energy audit. Discuss energy management with the help of suitable examples. 7

Q.2. Explain in brief the energy conservation measures in different industrial processes. 8

Q.3. Write down five good housekeeping measures to conserve electricity in your home. 5

Q.4. (a) A house is fitted with 12 lamps, rated 60W each, five fans each consuming 0.5 A, an electric heating element of 100 ohms and an electric iron of resistance 120 ohms. If the energy is supplied at 220 V and cost Rs.4/- per kWh, calculate the bill for running lamps and fans for four hours per day and electric heating element and iron for half an hour per day for the month of February 2012.

(b) Define power factor. A company has power factor of 0.6. Determine the power capacitor

rating for improving the power factor to 0.95. 2 x 5

Q.5. (a) Write down the basic concepts of developing thermal and electrical energy balance in any industry. Develop the concept by taking realistic data.

(b) What is the use of Sankey diagram? Draw the Sankey diagram for the case which you have

developed in above case. 2 x 10


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