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प्रश्न
Value based question
Why is it not possible to use solar cells to meet our energy needs? State three reason to support to your answer.
उत्तर
In solar cells, the solar panel convert solar energy into electricity, which stored in storage battery. The storage battery gives direct current, which is to be converted into alternating current by an suitable appliances before it can be used to run various, devices. So, it increases the cost of using panels as the source of energy.
In the solar cells the energy is obtained only during the day, when the sun shines. So the solar cells is not used to meet our energy needs.
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संबंधित प्रश्न
Select the important factor for the site selection of a thermal power plant.
The temperature inside the solar cooker ranges from:
The use of reflector in the solar cooker is to:
Solar cells are made of ____________.
Fuel used in thermal power plants is ______.
A solar panel is made by combining in an arrangement:
Which part of the solar cooker is responsible for green house effect?
Solar energy can be directly converted to electrical energy by which of the following devices?
Which part of the solar cooker is responsible for green house effect?
What is the role of a plane mirror and a glass sheet in a solar cooker?
