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प्रश्न
In a windmill, the rotating blades drive the turbine and the turbine in turn drives the generator to generate electricity.
पर्याय
True
False
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उत्तर
True
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संबंधित प्रश्न
Write the energy conversion that takes place in a hydropower plant.
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 is the difference between a thermal power plant and a hydro power plant?
What is hydroelectricity? Explain the basic principle of generation of hydroelectricity with the help of a labelled diagram.
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.
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 the difference between conventional and non-conventional sources of energy.
Kinetic energy in flowing water drives ________ to generate electricity.
Wind turbines with capacity are commercially available.
Electrical energy can be generated using wind.
Observe the given diagram and answer the questions.
- Which type of energy is generated?
- This power station depends on which factors?
- Is it environment friendly?
Complete the following flow chart.
Explain the stages in electric generation from the given schematic diagram.
Hydropower plants are located in the ____________.
Choose the correct statement.
Coil of wire is rotated between electromagnets is created ______.
______ have long economic lives and low operating cost.
The Hydroelectric capacity of Koyna dam is ______.
