Chapter 11

Tidal Energy

KEY CONCEPTS

  • Tidal energy resource
  • Tidal energy availability world wide and in india
  • Energy availability in tides and calculation of tidal power
  • Tidal power basin
  • Turbines for tidal power
  • Problems faced in exploiting tidal energy

Tides are periodic rises and falls of large bodies of water. Gravity is one major force that creates tides. In 1687, Sir Isaac Newton explained that ocean tides result from the gravitational attraction of the sun and moon on the oceans of the earth. Spring tides are especially strong tides that occur when the earth, the sun, and the moon are in a line. The gravitational forces of the moon and the sun both contribute to the tides. Spring tides occur during the full moon and the new moon. Neap ...

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