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प्रश्न
Fill in the blank
_______is the coal with the highest percentage of coal.
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उत्तर
Anthracite is coal with the highest percentage of coal.
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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.
"The calorific value of cooking gas (LPG) is 50 kJ/g". What does it mean?
What is meant by a non-renewable source of energy? Give two examples of non-renewable source of energy.
Classify the following into renewable and non-renewable sources of energy:
Coal, Wind, Tides, Petroleum,Wood, Natural gas
Classify the following
Coal, Wind, Tides, Petroleum,Wood, Natural gas
What is the basis of above classification?
Coal is said to be formed from the wood of trees. Why then is coal considered to be a non-renewable source of energy whereas wood is a renewable source of energy?
Write the full forms of CNG and LPG.
What is biomass? Give three examples of biomass.
Name the major component of biogas.
The major component of biogas is:
(a) hydrogen
(b) butane
(c) hydrogen sulphide
(d) methane
The non-renewable source of energy among the following is:
(a) hydroelectricity
(b) sewage gas
(c) natural gas
(d) gobar gas
What are non-renewable resources of energy? Give two examples of such resources.
Fill in the blank
Coal, petroleum, and natural gas are _________fuels.
Choose the correct answer.
The coal that has the highest percentage of carbon is
What are fossil fuels?
Can you tell?
Why should we maximise the use of non-conventional energy resources?
Who is the odd one out?
What is non-renewable resources?
Sunlight and air are inexhaustible natural resources. Comment.
