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What are dams built to generate energy from water call?

hydroelectric dams


Why do hydroelectric power stations have to be built in hilly areas?

I don't know about hilly areas (many stations are next to dams), but they have to be built where the water flows through the turbines by gravity (i.e., does not have to be pumped).


Why must dams used for hydroelectric be very large and tall?

Dams used for hydroelectric power must be large and tall to create sufficient water pressure needed to drive the turbines that generate electricity. The height of the dam allows for a greater gravitational potential energy of the water stored in the reservoir, which translates into more energy when it flows down. Additionally, a larger reservoir can store more water, ensuring a consistent supply for electricity generation even during dry periods. This design maximizes efficiency and output in hydroelectric power systems.


How can rivers be used to produce energy?

Rivers can be used to produce energy primarily through hydropower, which harnesses the kinetic energy of flowing water. By constructing dams or run-of-the-river systems, the movement of water is directed to turbines that convert the energy into electricity. Additionally, small-scale hydroelectric systems can be implemented in suitable locations to generate power without the need for large dams, utilizing the natural flow of the river. This renewable energy source contributes to reducing reliance on fossil fuels and lowering greenhouse gas emissions.


Does hydroelectric power produce pollution?

No. It relies totally on the potential energy of a raised body of water. You could argue that the turbines and generators used polluting energy to produce them, or the building of the power house and dams. Once set up, there is no futher pollution caused in generating electricity.

Related Questions

How is hydroelectric power produced?

It is produced by hydroelectric dams. In these dams, falling water (water in motion) is used to turn turbines which rotate the alternator - the machine that generates the electricity.


How is hyroeletric power obained?

Hydroelectric power is obtained by dams water flows through the dams, spinning turbines that are attached to generators.


How power is produced?

It is produced by hydroelectric dams. In these dams, falling water (water in motion) is used to turn turbines which rotate the alternator - the machine that generates the electricity.


What uses movement of water or wind to spin a turbine?

Hydroelectric power


Horsepower generates electricity when dams force flowing water past?

Horsepower can be used to describe the mechanical power generated by water flowing through turbines in hydroelectric dams. As water is released and flows past the turbines, it spins them, converting the kinetic energy of the water into mechanical energy. This mechanical energy is then transformed into electrical energy through generators, providing a renewable source of electricity. Thus, hydroelectric power harnesses the natural movement of water to generate electricity efficiently.


Where does hydro energy come form?

Hydroelectric energy comes from the potential energy of water stored in dams or flowing in rivers. This energy is converted into electricity through turbines connected to generators in hydroelectric power stations.


How many hydroelectric projects completed by June 2010?

There are thousands of hydroelectric projects (dams in rivers with electricity turbines attached) all over the world.


What are dams built to generate energy from water call?

hydroelectric dams


Are hydroelectric dams harmful to the water?

Well, there's been some talk that the pressures generated as it goes through the turbines would be detrimental to plankton and stuff, but I don't think anything's been proven. The big thing about hydroelectric dams is that they are big, and they change the landscape quite a lot.


Where does hydroelectric get its energy from?

Basically from the sun. The warmth from the sun makes water evaporate, then winds(also caused by the sun) move the moisture about. Then it turns into rain, the rain drains into rivers, the rivers travel into dams, and the dams have turbines in them. As the power of the water turns the turbines, the turbines create electricity.


How do rivers help in hydroelectric power?

River water builds up behind dams. It then runs through pipes in the dam wall and spins turbines, generating electricity.


What is hydroelectric and how is it used?

It is energy that is created using water. Water rushes through turbines, turning them. This causes a magnet to spin around a metal coil. This creates electricity. This is commonly used in dams