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प्रश्न
State the energy changes which take place when:
In a heat engine.
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उत्तर
The heat energy changes to mechanical energy.
संबंधित प्रश्न
Give one example of a body that has potential energy, due to its position at a height.
State the changes in form of energy while producing hydro electricity.
Name the type of energy (kinetic energy K or potential energy U) possessed in the given cases:
A moving cricket ball
State the energy changes in the following case while in use:
an electric bulb
What is geo thermal energy? Explain in brief.
How much hydroelectric power is generated in India?
State two disadvantages of using nuclear energy for producing electricity.
State the energy transformation on the following:
Electricity is obtained from hydro energy.
Give one example when:
Heat energy changes to kinetic energy.
Use your brain power!
How do we save fuel by using public transport?
