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MBD-SOURCE OF ENERGY-EXAMPLE
- Explain why: Solar cookers are covered with glass plate.
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- Explain why: The solar cooker is 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 make use of solar cells to meet all our ener...
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- Write four areas where solar cell is used as source of energy?
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- Hydrogen gas has high calorific value but it is not used as a domestic...
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- What is wind mill?Write its two advantages?
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- On what basis would you classify energy sources as:Renewable and non-r...
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- On what basis would you classify energy sources as: Exhaustible and in...
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- What are fossil fuels?How are they formed?why are they non-renewable s...
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- What is greenhouse effect?Explain in detail
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- Differentiate between renewable and non-renewable sources of energy.
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- Oceans are vast store of energy'' justify this statement
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- What is ocean thermal energy (OTE)?
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- What are solar reflectors and solar concentrators?
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- What are constituents of coal gas?
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- Write two examples of fossil fuels.
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- What is the range of temperature which can be attained in a box type s...
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- Name the device which directly converts solar energy into electrical e...
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- What is biogas? Give any four uses?
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