Solar dryers are devices that use solar energy to dry substances, especially food. There are two general types of solar dryers: Direct and indirect.
Direct solar dryers expose the substance to be dehydrated to direct sunlight. Historically, food and clothing was dried in the sun by using lines, or laying the items on rocks or on top of tents. In Mongolia cheese and meat are still traditionally dried using the top of the ger (tent) as a solar dryer. In these systems the solar drying is assisted by the movement of the air (wind) that removes the ....etc

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energy is joule or watt second. The commercial unit of electrical energy is kilowatt hour (KWh). For measurement of energy in a.c. circuit, the meter used is based on electro-magnetic induction principle. They are known as induction type instruments. ....etc

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The Electric two wheeler, which runs with battery, is the new technology which is under development. Present technology is handled with mechanical energy conversion. Mechanical energy converted into rotatory motion by piston arrangement. At present available engines are 4 stroke engine it has four stages. Suction, X Compression, Power & Exhaust. These stages are repeated in cyclic manner. Such type of arrangements are not required in electric two wheeler. The battery is directly connected to the motor (Which converts electric energy in to rotat ....etc

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