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प्रश्न
What is the main energy transformation that occur in:
Charging of a battery.
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उत्तर
Electric energy to chemical energy.
संबंधित प्रश्न
Name the type of energy (kinetic or potential) possessed by the following:
A moving cricket ball.
Give one example to show the conversion of potential energy to kinetic energy when put in use.
What is the main source of energy for earth?
State two uses of solar cells.
State the energy transformation on the following:
Electricity is obtained from nuclear energy.
What kind of energy is possessed in a situation when?
Water stored in dams.
State the energy changes which take place when:
A bulb glows, when torchlight is switched on.
Give one example when:
Sound energy changes to electric energy.
A ball of mass 200 g falls from a height of 5 m. What will be its kinetic energy when it just reaches the ground? (g = 9.8 m s−2)
Name the type of energy (kinetic energy K or potential energy U) possessed in the following case:
A moving bus
