Solar cell, also called photovoltaic cell, is a device that directly converts the energy of light into electrical energy. Solar cells are fabricated with silicon. Unlike batteries or fuel cells, solar cells do not utilize chemical reactions or require fuel to produce electric power, and , unlike electric generators, they do not have any moving parts.
Solar cells can be arranged into larger grouping called arrays. These arrays composed of many thousands of individual cells, can function as central electric power stations, converting sunlight in to electric energy for distribution to industrial, commercial and residential use.
1. Renewable Energy Source : The most important benefit of solar energy is that it is truly renewable energy. It can be harnessed in all areas of the world and is available every day. Solar energy is accessible as ling as we have the sun.
Which of the following are correct ? (a) Solar cell, also called photovoltaic cell is a device that directly converts the energy of light into electrical energy. (b) Solar energy is tax free and available for every one so it will help us to reduce our electricity bills . (c) Using solar energy the batteries can be charged during the nights so that the energy can be used during the day . | |||
Right Option : B | |||
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Solar cell, also called ___________________ is a device that directly converts the energy of light into electrical energy. | |||
Right Option : B | |||
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Which of the following material is used in solar cells? | |||
Right Option : A | |||
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