Renewable energy sources (solar cells)

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Renewable energy sources (solar cells)

Advantages

  • generates electric currents directly
  • no pollution
  • very reliable in the daytime
  • energy costs are free
  • running costs are almost nil

Disadvantages

  • initial costs are high
  • are better for generating electricity on a small scale
  • not practical and too expensive to connect them to the national  grid

Evaluation

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