How is hydroelectric power generated Brainly?

How is hydroelectric energy generated Brainly?

General Science

Hydroelectric Power generates about 10% of nation energy. … The most common type of hydroelectric power plant uses a dam on a river to store water in a reservoir. Water released from the reservoir flows through a turbine spinning it, which it turns and activate a generator to produce electricity.

How is hydroelectric power generated?

Hydroelectric power is produced with moving water

At hydropower plants water flows through a pipe, or penstock, then pushes against and turns blades in a turbine to spin a generator to produce electricity. … Most U.S. hydropower facilities have dams and storage reservoirs.

What is hydroelectric power plant Brainly?

hydroelectric power is a large hydropower system, uses a dam to store river water in a reservoir. A generator then converts the mechanical energy generated by the rotating turbine shaft into electrical energy, a transformer increases the voltage and the electricity is transmitted to the grid.

What are the important factor for the development of hydroelectric power?

Among physical factors two prime factors are quantity of water and degree of slope. The greater the quantity of water available, and steeper or longer the slope, the greater is the energy generated.

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What does hydroelectric mean in science?

Hydroelectric energy, also called hydroelectric power or hydroelectricity, is a form of energy that harnesses the power of water in motion—such as water flowing over a waterfall—to generate electricity. People have used this force for millennia.

How is hydroelectricity produced Class 8?

Hydroelectricity is produced from the energy possessed by water falling from great heights. River water is stored in dams. … The moving blades are connected to a generator which produces electricity from this energy. This electricity is called hydroelectricity.

What is the correct expression for the electrical power generated in hydroelectric power plant?

The electric power developed in a hydroelectric power station is given as, P = WQHη × 9.81 × 103 KW.

What are the advantages of hydroelectric power generation answer?

Hydropower provides benefits beyond electricity generation by providing flood control, irrigation support, and clean drinking water. Hydropower is affordable. Hydropower provides low-cost electricity and durability over time compared to other sources of energy.

What is the contribution of hydroelectricity in the total generation of electricity?

Hydropower is a very important source of renewable electricity, with a share of 16%–17% of the total world electricity generation. Hydropower is by far the largest source of renewable electricity, in 2016 with more than twice the contribution from all other renewables combined.

How does hydroelectric power help the environment?

Hydropower is better for the environment than other major sources of electrical power, which use fossil fuels. Hydropower plants do not emit the waste heat and gases—common with fossil-fuel driven facilities—which are major contributors to air pollution, global warming and acid rain.

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