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Solar cells use the energy in sunlight to produce electricity. Thus, solar cell is a device which converts solar energy (or sun's energy) directly into electricity. Since solar energy is also called sunlight energy, so we can also say that a solar cell converts sunlight energy into electrical energy.1. .................. is a device which converts solar energy directly into electricity.a. Solar cellsb. Pencil cellc. Battery celld. Moon cell2. A solar cell converts sunlight energy into .......... energy.a. Geothermalb. Electricalc. Nucleard. Tidal3. A solar cell is usually made from ...........a. Goldb. Silverc. Silicond. None of these4. A simple solar cell consists of sandwich of a 'silicon-boron layer' and a 'silicon-arsenic layer'a. TRUEb. FALSE5. The solar cell is covered with a .............. cover for protection.a. Steelb. Glassc. Clothd. None of these. |
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Answer» 1. a. Solar cells 2. b. Electrical 3. c. Silicon 4. a. TRUE 5. b. Glass |
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