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प्रश्न
Complete the table.
| Advantages of hydroelectric power plant | Disadvantage of hydroelectric power plant |
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उत्तर
| Advantages of hydroelectric power plant | Disadvantage of hydroelectric power plant |
| i. No fuel is burnt in a hydroelectric power plant. Thus, no air pollution due to combustion of fuel occurs. | i. Villages, towns, forests may submerge due to back-water caused by the storage of water in dams. This leads to forced migration of the living population in that area. |
| ii. Electricity can be generated whenever required if the dam has sufficient water storage. | ii. The obstruction of the flow of river water may have adverse effect on the living world in the river. |
| iii. During rainy season, the water in the water reservoirs can be replenished and used for power generation. |
संबंधित प्रश्न
There are four fuels which all contain only carbon and hydrogen. The fuel having highest calorific value will be one which has:
(a) more of carbon but less of hydrogen
(b) less of carbon but more of hydrogen
(c) equal proportions of carbon and hydrogen
(d) less of carbon as well as less of hydrogen
A hydro-power plant converts one form of energy into another. Name the two forms of energy.
What type of energy is possessed by flowing water?
What is the difference between a thermal power plant and a hydro power plant?
State two advantages of producing hydroelectricity.
At a hydro power plant:
(a) kinetic energy possessed by stored water is converted into electrical energy
(b) electrical is extracted from water
(c) water is converted into steam to turn turbines and produce electricity.
(d) potential energy possessed by stored water is converted into electricity.
Explain the difference between conventional and non-conventional sources of energy.
Give your opinion about whether hydroelectric plants are environment friendly or not?
Draw neat and labelled diagram.
Energy transformation in solar thermal electric energy generation.
What are the advantages of hydroelectric power generation ?
In a hydroelectric power plant, the potential energy in water stored in a dam is converted into kinetic energy.
Draw the flowchart showing generation of electrical energy through hydroelectric power plant.
Complete the following flow chart.
Hydropower plants are located in the ____________.
Coil of wire is rotated between electromagnets is created ______.
Where are the Hydel power stations located in Tamil Nadu?
In a hydroelectric power plant more electrical power can be generated if water falls from a greater height because
The Hydroelectric capacity of Koyna dam is ______.
