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प्रश्न
Give one example when:
Electric energy changes to sound energy.
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उत्तर
When a loudspeaker works, the electric energy changes to sound energy.
संबंधित प्रश्न
Fill in the blank
An object falling freely from the roof of a multistorey building has ________ and _________ energy when halfway down the building.
Name the type of energy (kinetic or potential) possessed by the following:
Water flowing in a river.
State the energy changes in the following case while in use:
an electric toaster.
Select the renewable and non-renewable sources of energy from the following:
Coal
State two disadvantages of producing electricity from solar energy.
State two disadvantages of using nuclear energy for producing electricity.
What kind of energy is possessed in a situation when?
A fish moving in the water.
What is the main energy transformation that occur in:
Photosynthesis in green leaves.
State two advantages and two disadvantages of using hydro-energy for producing electricity.
A good fuel should possess:
