How can technological advancements fulfil increasing demand for energy sources? Give
examples to substantiate your answer.
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- Solar Photovoltaics (PV) converts sunlight into electricity.
- Sun is the greatest source of unlimited energy
- Especially, in the tropical zone, it can be tapped to get the maximum output.
- It is used for a number of purposes such as solar cookers, solar geysers, solar cars, solar dryers, solar lanterns, solar street lighting system, solar air conditioner, etc.
Examples: -
- In the areas of high wind velocity, the wind is used to generate energy.
- Coastal areas are ideal for it.
- Wind energy is mainly used for pumping water, grinding grains, sailing and electricity generation.
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