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प्रश्न
Can you tell?
Which forms of energy from the sun are used in solar energy devices?
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उत्तर
Solar energy devices use two primary forms of energy from the sun:
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Light Energy: Utilized in solar photovoltaic (PV) cells to convert sunlight directly into electricity.
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Heat Energy: Harnessed in solar thermal devices, such as solar water heaters, solar cookers, and concentrated solar power (CSP) systems, to generate heat or electricity.
संबंधित प्रश्न
On what basis would you classify energy sources as
(a) renewable and non-renewable?
(b) exhaustible and inexhaustible?
Are the options given in (a) and (b) the same?
Name any four fractions obtained from petroleum which are used as fuels.
What is meant by conventional sources of energy? Write the names of two conventional sources of energy.
What are the raw materials used for making biogas?
Describe the four major types of coal.
Explain why is it no wise to regard wood as a renewable sources of energy.
Choose the odd one:
Choose the incorrect statement regarding wind power
Why is there a need for harnessing non-conventional sources of energy? How can energy be harnessed from the sea in different ways?
Imagine that all the exhaustible natural resources are exhausted by human activities. Do you think survival of living beings would be possible? If yes, why? If not, why not?
