What is the solar cell principle?

By BYJU'S Exam Prep

Updated on: September 25th, 2023

The solar cell converts direct current power from sunlight. Anyhow, a single photovoltaic cell does not give sufficient power. A solar cell appears to be a technological advancement that directly converts light energy into electrical current via the photovoltaic effect. The photovoltaic effect has been used to produce solar cells, also referred to as photovoltaic cells.

How do solar cell works?

N-type and p-type silicon are placed together to form solar cells. By harnessing sunlight, it generates energy by driving electrons to hop across the junction between two varieties of silicon:

  • When sunlight shines on a cell, light molecules (photons) attack the top surface of the cell.
  • Energy is transported through the cell by photons.
  • Photons think about giving up their energy-producing electrons in the bottom, p-type layer.
  • The electrons employ one of these energies to get past the barriers and reach the top, n-type layer as well as to make their way farther into the circuit.
  • The circuit’s flowing electrons illuminate the lightbulb.

Advantages of solar cell

  • An effective way to lower your power costs is through solar cells.
  • Most importantly, solar energy is an entirely sustainable kind of energy.
  • The price of upkeep is far too low.
  • Solar cells produce electricity at a reasonable price.
  • Solar cells use sunlight to convert direct current energy. A single solar cell, however, cannot produce sufficient power.


What is the solar cell principle?

Direct current energy from sunlight is converted by the solar cell. However, a single solar cell cannot produce enough power. Solar cells are described as being photovoltaic irrespective of whether the source is sunlight or artificial light.

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