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प्रश्न
Name a few major producers of petroleum in the world.
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उत्तर
The main oil-producing areas are the Gulf countries including Saudi Arabia, Iraq, Iran, the USA, Venezuela, Algeria, and Russia.
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संबंधित प्रश्न
What is the difference between a renewable and a non-renewable source of energy? Explain with examples.
An examples of a renewable source of energy is:
(a) petrol
(b) natural gas
(c) biogas
(d) kerosene
Most of the fuels contain carbon as one of the constituents. Name a fuel which has very high calorific value but not contain carbon.
What are the various fuels which are used to generate electricity in a thermal power plant?
What are the disadvantages of burning fossil fuels?
What are fossil fuels? Give three examples of fossil fuels.
Which fossil fuel formed by the buried remains of large land plants?
Fossil fuels are energy rich compounds of an element X which were originally made by the plants with help of sun's energy.
Name another element which is usually found in combination with X in fossil fuels.
A substance X is added to LPG cylinders while filling so as to make the detection of leakage of LPG from the cylinder easy.
How does substance X make the detection of leakage of LPG easy?
Name the original source of wind energy.
What is biomass? Give three examples of biomass.
What are the two ways in which cow-dung can be used as a fuel? Which of them is better and why?
The gravitational pull of the moon cause the sea-water to rise periodically.
(a) What name is given to the condition of the sea when water to rise periodically.
(b) What name is given to the condition of the sea when its raised water recedes?
(c) What name is given to the energy which can be harnessed from this natural phenomenon?
(d) Draw labelled diagram to show how this energy can be harnessed from this natural
What are non-renewable resources of energy? Give two examples of such resources.
Why are fossil fuels called non-renewable sources of energy?
In a hydro power plant ______.
Choose the incorrect statement regarding wind power
Why is there a need to harness non-conventional sources of energy? Give two main reasons.
Write True/False against the following statement.
Resources which are present in unlimited quantity in nature are called exhaustible natural resources.
Why petrol is exhaustible natural resource, whereas sunlight is not? Explain.
