What are solar cells?explain the structure of solar panel ? List two principal advantages associated with solar cells
Answers
Answer:
A solar cell, or photovoltaic cell, is an electrical device that converts the energy of light directly into electricity by the photovoltaic effect, which is a physical and chemical phenomenon. ... Individual solar cell devices can be combined to form modules, otherwise known as solar panels.
Structure of solar panels;
A solar cell panel consists of a large number of solar cells join together in a definite pattern. The various solar cells in a solar cell panel are joined together by using connecting wires made of silver metal. This is because silver is the best conductor of electricity .
Solar Power Advantages and Disadvantages
1. Solar power is pollution free and causes no greenhouse gases to be emitted after installation.
2. Reduced dependence on foreign oil and fossil fuels.
3. Renewable clean power that is available every day of the year, even cloudy days produce some power.
4. Return on investment unlike paying for utility bills.
Answer:
A typical cell develops a voltage of 0.5 to 1 V and can produce 0.7 W of energy when exposed to sun
solar panel
a large no of solar cells are combined in an arrangement called solar panel
Explanation:
advantages of solar cell
1) they have no moving parts and require little maintenance and work quite satisfactory without the use of any focusing device
2) they can be set up in remote areas or very sparsely inhabited areas