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प्रश्न
Give one example when:
Mechanical energy changes to electric energy.
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उत्तर
In an electric generator, the mechanical energy changes to electric energy.
संबंधित प्रश्न
State one important advantage and disadvantage each of using nuclear energy for producing electricity.
State different forms of potential energy and give one example of each.
State the energy changes in the following case while in use:
a ceiling fan
Show that the quantity 2K/v2 has the unit of mass, where K is the kinetic energy of the body.
State the energy changes which take place when:
In a heat engine.
State the energy changes which take place when:
A toy car spring is wound and car is made to run on level floor.
State the energy changes which take place when:
An air gun is loaded and then fired.
State the energy changes which take place when:
A magnesium ribbon burns in air.
Use your brain power!
How do we save fuel by using public transport?
