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प्रश्न
While producing hydroelectric energy, there is no pollution.
विकल्प
True
False
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उत्तर
True
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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
How has the traditional use of energy of flowing water been modified for our convenience?
State two advantages of producing hydroelectricity.
State two disadvantages of producing hydroelectricity.
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
Describe the working of a hydrogen bomb.
Describe how hydro-energy can be converted into electrical energy.
Give scientific reasons:
Hydroelectric energy, solar energy and wind energy are called renewable energies.
Draw a neat and labelled diagram of energy transformation in solar thermal electric energy generation.
What are the advantages of hydroelectric power generation ?
Kinetic energy in flowing water drives ________ to generate electricity.
Find an odd one out.
In a windmill, the rotating blades drive the turbine and the turbine in turn drives the generator to generate electricity.
In a hydroelectric power plant more electrical power can be generated if water falls from a greater height because ______.
In a hydropower plant:
Choose the correct statement.
Coil of wire is rotated between electromagnets is created ______.
In a hydro power plant
