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प्रश्न
State two disadvantages of using wind energy for generating electricity.
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उत्तर
Disadvantages of using wind energy:
1. The establishment of a wind farm is expensive.
A large area of land is needed for the establishment of a wind farm.
संबंधित प्रश्न
How many MeV are equivalent to 1 atomic mass unit (u)?
Write true or false of the following statement.
There is always some loss of energy in conversion from one form of energy to another form, so the total energy is not conserved.
Name five different forms of energy.
Name the type of energy (kinetic energy K or potential energy U) possessed in the given cases:
A moving cricket ball
How is the solar energy used to generate electricity in a solar power plant?
State the energy changes which take place when:
In a heat engine.
Give one example when:
Chemical energy to electrical energy.
What is the form of that graph between
(i) K.E. and velocity for a constant mass?
(ii) K.E. and mass for a constant velocity?
Calculate the change in the Kinetic energy of a moving body if its velocity is reduced to 1/3rd of the initial velocity.
