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प्रश्न
Classify energy resources into two categories. Give two examples of each category.
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उत्तर
All the energy sources can be classified into two main categories- ‘conventional’ and ‘non-conventional’ energy sources.
Conventional energy – These include non-renewable sources of energy which are being used since a long time. Examples of these are firewood, cattle-dung cake, coal, petroleum, natural gas, etc.
Non-conventional energy – These are broadly renewable or inexhaustible and do not cause environmental pollution or heavy expenditure. These include solar, wind, tidal, geothermal energy and biogas.
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संबंधित प्रश्न
Explain the occurrence of petroleum in India.
Which of the different varieties of coal is used for domestic purposes and why?
Name two industries that use a high quantity of coal.
Answer the following question.
Which sources of energy would you suggest for
(a) Rural areas
(b) Coastal areas
(c) Arid regions
What are the uses of petroleum?
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.
Name the following:
Iron ore mine in Karnataka
Name the oldest and the largest coal field in India.
Name two coastal oil-refineries in India.
