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प्रश्न
What are renewable energy resources?
उत्तर
Renewable energy resources are those that come from natural sources and are naturally replenished. These include solar energy (sunlight), wind energy from windmill (wind), hydroelectricity (rain), tidal energy from waves (tides), and geothermal energy (energy from the heat of the earth).
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संबंधित प्रश्न
What is meant by a renewable source of energy? Give two examples of renewable sources of energy.
Name any four fractions obtained from petroleum which are used as fuels.
Write the full forms of CNG and LPG.
State two important uses of natural gas
Which fossil fuels were formed by the buried remains of small plants and animals?
The aviation fuel which is used in the engines of jet aeroplanes is:
(a) diesel
(b) kerosene
(c) petrol
(d) CNG
The ultimate source of energy stored in fossil fuels is:
(a) moon
(b) earth
(c) sun
(d) sea
The pollution of air caused by burning petroleum fuels (like petrol and diesel) in vehicles can be controlled by fitting a device X in the exhaust system of vehicles.
Name the device
What should be the minimum wind speed for the satisfactory working of a wind-powered electric generator?
Fill in the following blank with suitable word:
Biomass is another form in which ........... energy manifests itself.
Describe the construction and working of a biogas plant with the help of a labelled diagram.
When the material A mined from the earth is heated strongly in an insufficient supply of air, it produces a solid fuel B which consists mainly of carbon. When another material C obtained from trees is heated in an insufficient supply of air, it produces another solid fuel D which also consists mainly of carbon. Name A, B, C and D
What is meant by the renewable and non-renewable sources of energy? State two differences between them, giving two examples of each
Renewable source of energy is :
State whether the following is True or False.
Coal and petroleum are renewable energy resources.
State whether the following is True or False.
China, the USA, and Spain are major producers of wind energy.
State whether the following is True or False.
The Sardar Sarovar Dam is built on the river Narmada.
What do you know about wind energy?
Which among the following is the non-renewable resources?
