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प्रश्न
Explain the principle of generating electricity from hydro energy.
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उत्तर
Principle of a hydroelectric power plant is that the water flowing in high altitude rivers is collected in a high dam (or reservoir). The water from dam is then allowed to fall on a water turbine which is located near the bottom of the dam. The shaft of the turbine is connected to the armature of an electric generator or dynamo.
संबंधित प्रश्न
Name five different forms of energy.
Give one example of a body that has potential energy, due to its position at a height.
Give one relevant example for the following transformation of energy:
Electrical energy to heat energy.
Name the form of energy which a body may possess even when it is not in motion. Give an example to support your answer.
Write five forms of energy.
What kind of energy is possessed in a situation when?
A horse running along a level road
Write the type of energy possessed in the following case:
A bent bow
What is the main energy transformation that occur in:
Photosynthesis in green leaves.
What is the difference between the solid, liquid, and gaseous states of a substance?
A good fuel should possess:
