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प्रश्न
Wind turbines with capacity are commercially available.
विकल्प
1 kW to 7 MW
1 kW to 7 kW
1 kW to 7000 W
1 W to 7 MW
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उत्तर
1 kW to 7 MW
संबंधित प्रश्न
Write the energy conversion that takes place in a hydropower plant.
A hydro-power plant converts one form of energy into another. Name the two forms of energy.
How has the traditional use of energy of flowing water been modified for our convenience?
The harnessing of which of the following leads to the destruction of large eco-systems?
(a) thermal power
(b) tidal power
(c) hydro power
(d) geothermal power
The harnessing of which of the following leads to the destruction of large eco-systems?
(a) thermal power
(b) tidal power
(c) hydro power
(d) geothermal power
Write any two limitations of hydro-energy.
Read the information given below and solve the questions based on it.
Electric energy is produced in various ways like hydroelectric, wind power, Solar energy, bio-fuel, etc. These energy sources are inexhaustible, sustainable. Besides, it does not cause any environmental problem.
i. Above information is about which type of energy?
ii. Whether the fossil fuel is an example of this energy?
iii. Draw the flow chart of production of electric energy.
Explain with a diagram of step-by-step energy conversion in a hydroelectric power plant.
Give scientific reasons:
Hydroelectric energy, solar energy and wind energy are called renewable energies.
Give scientific reasons:
It is possible to produce energy from mW to MW using solar photovoltaic cells.
Give your opinion about whether hydroelectric plants are environment friendly or not?
Kinetic energy in flowing water drives ________ to generate electricity.
Find an odd one out.
Write whether true or false
Electrical energy can be generated.
In a hydroelectric power plant, the potential energy in water stored in a dam is converted into kinetic energy.
Write the advantages of the Hydroelectric Power project.
Complete the table.
| Advantages of hydroelectric power plant | Disadvantage of hydroelectric power plant |
In a hydropower plant:
Choose the correct statement.
