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MBD -HARYANA BOARD-SOURCE OF ENERGY-EXAMPLE
- How is solar panel prepared?explain with diagram
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- What is nuclear fission?Explain this phenomenon with the help of an ex...
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- What is nuclear fusion?explain this phenomenon with the help of an exa...
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- Describe the process by which energy is released by the sun.
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- Introduction to nuclear reactions | Nuclear fission and Nuclear fusion
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- What are fossils ?
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- What are fossil fuels?What will happen if fossil fuels are use up at a...
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- Why is L.P.G.considered an ideal fule?
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- State the advantages of the nuclear fusion reactions over nuclear fiss...
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- How is hydroelectricity generated at hydroelentirc power plant? Give i...
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- What is biogas? Give any four uses?
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- Give two reasons for using gobar (cow dung) in biogas plant.
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- Write the general principle involved in generating nuclear energy, Nam...
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- What is natural gas? What are its advantages over other fuels?
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- Why burning firewood in traditional chulhas is not considered advantag...
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- Explain LPG.What are its uses?
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- Explain why: Solar cookers are covered with glass plate.
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- Why is the box of a solar cooker painted black from inside ?
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- Write any two limitations of solar heating devices.
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- Why is it not possible to use solar cell panels to meet all our domest...
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