by abhishek | Aug 30, 2020 | Renewable Sources of Energy
Construction of Box Type Solar CookerThe main parts of a box type solar cooker are: An insulated metal box painted black from inside. A glass sheet. A plane mirror as reflector. Principle and Working of Box Type Solar CookerIt is well known fact that a black coloured...
by abhishek | Aug 30, 2020 | Renewable Sources of Energy
We have studied that sunlight consists of infra-red rays. The heat of infra-red rays can be utilized to do some useful works by preparing suitable devices. Those devices which directly utilize solar energy to do some useful works are called solar energy devices. Solar...
by abhishek | Aug 30, 2020 | Renewable Sources of Energy
The green house effect is produced by carbon dioxide gas present in the atmosphere of earth. We have studied that sunlight consists 3 types of rays; Ultraviolet rays Visible light and Infra-red rays The infra red rays emitted by the sun are usually of short...
by abhishek | Aug 30, 2020 | Renewable Sources of Energy
The energy liberated by sun reaches the surface of earth in the form of three types of waves, all having different wavelengths. These are: Ultraviolet rays Visible light and Infra-red rays Out of these three types of waves, the ultraviolet rays and infra-red rays are...
by abhishek | Aug 30, 2020 | Renewable Sources of Energy
Sun is the earth’s primary source of energy. Sun provides us extremely large amount of energy in the form of both heat and light. The energy given out by sun is called solar energy. This enormous amount of energy is produced in sun by the nuclear fusion reaction...
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