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प्रश्न
Coal is one of the ______ used to cook food.
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उत्तर
Coal is one of the fuels used to cook food.
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संबंधित प्रश्न
Give the names of two energy sources that you would consider to be exhaustible. Give reasons for your choices.
Which of the following fuels has the highest calorific value?
(a) natural gas
(b) methane gas
(c) hydrogen gas
(d) biogas
What is the composition of liquefied petroleum gas (LPG)?
Write the full forms of CNG and LPG.
Why is LPG considered a good fuel?
The product of petroleum used to drive heavy vehicles like trucks is:
(a) petrol
(b) kerosene
(c) diesel
(d) carbon oxide
Compare and contrast biomass and hydroelectricity as sources of energy.
How long are the energy resources of the earth like coal, petroleum and natural gas expected to last?
An energy efficient devices for producing light is:
(a) DLF
(b) CFL
(c) FCL
(d) LPG
Why is the use of wood as a fuel not advisable although wood is a renewable source of energy?
