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Question
Which is the most abundantly available fossil fuel in India? Assess the importance of its different forms.
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Solution
Coal is the most abundant fossil fuel in India and is found in four different forms.
Importance of each form is as follows:
i. Lignite: It is brown, low grade quality of coal. It is used in the generation of electricity.
ii. Bituminous Coal: This is a slightly higher quality of coal and is the most commercially used form of coal.
iii. Metallurgical Coal: It is a higher grade of bituminous coal which is generally used for smelting iron in the blast furnaces.
iv. Anthracite Coal: It is the highest quality hard coal. It is used as domestic fuel in hand fired stoves or in automatic stoker furnaces.
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Classify energy resources into two categories. Give two examples of each category.
Explain the pro active approach adopted by the National Thermal Power Corporation (NTPC) for preserving the natural environment and resources.
Why is petroleum often referred to as “liquid gold”?
Give reason.
Petroleum is referred to as “black gold”.
Classify the coal fields in India. Name state for each classification.
Give geographical reasons for the following:
Anthracite is used for domestic purposes.
Give geographical reasons for the following:
Oil refineries are located close to oil fields or near ports.
Name any two important petroleum drilling centres for each of these states:
(i) Gujarat (ii) Assam
Name two oil refineries in the public sector one each in Assam and Gujarat.
Give two advantages of using Natural gas over coal.
