Mention why it is not possible to make use of solar cell
Answers
Answer:
1. Efficiency of solay cells is very low as compared to other sources of energy
2. Installation cost of solar panels is high, hence economivcally it is not viable
3. Solar energy is available during day time only. It is not available during night and cloudy season
4. Only D.C. electricity is produced from solar cells. USES OF SOLAR ENERGY - 1. Solar energy is a clean and renewable energy source.
2. Once a solar panel is installed, solar energy can be produced free of charge.
3. Solar energy will last forever whereas it is estimated that the world?s oil reserves will last for 30 to 40 years.
4. Solar energy causes no pollution.
5. Solar cells make absolutely no noise at all. On the other hand, the giant machines utilized for pumping oil are extremely noisy and therefore very impractical.
6. Very little maintenance is needed to keep solar cells running. There are no moving parts in a solar cell which makes it impossible to really damage them.
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