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प्रश्न
Why using wood as fuel is not advisable although wood is a renewable source of energy?
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उत्तर
It is not advisable to use wood as fuel even though it can be replenished because the burning of wood produces smoke that causes pollution which results in environmental imbalance.
संबंधित प्रश्न
Write true or false of the following statement.
The energy of flowing water can be converted into electric energy (electricity).
Give one example of a body that has potential energy, in due to its state.
A body of mass 5 kg falls from a height of 10 m to 4 m. Calculate:
The total energy possessed by the body at any instant? (Take g = 10 ms-2).
Give three examples of bodies possessing kinetic energy.
What kind of energy is possessed in a situation when?
A horse running along a level road
Name a device in which solar energy is converted into electricity state its two uses.
State two advantages and disadvantages of using nuclear energy for producing electricity.
Give one example when:
Heat energy changes to kinetic energy.
The major problem in harnessing nuclear energy is how to
