1.

Using a flow chart , explanin the various stages of energy generation using wind energy.

Answer»

Solution :(i) Electricity generation using wind energy is done with the help of a wind turbine.
(ii) A wind turbine is a machine used to convert the KINETIC energy of the wind to electrical energy.
(III) A wind turbine consists of rotating blades, a gear box and a generator.
(iv) When the wind strikes the blade of the turbine, the blades rotate.
(v) The axle of the turbine is connected to the ELECTRIC generator through a gear-box.
(vi) The gear-box is used to increase the rotations per unit time.
(vii) In this way the rotating blades RUN the turbine which in turn DRIVES the generator to produce electricity.


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