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प्रश्न
State the energy changes which take place when:
Photographic film is exposed to sunlight.
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उत्तर
The light energy changes to chemical energy
संबंधित प्रश्न
What is the source of heat contained in geothermal energy?
Give one example of a body that has potential energy, in due to its state.
Name the type of energy (kinetic energy K or potential energy U) possessed in the given case:
An arrow shot out of a bow.
Select the renewable and non-renewable sources of energy from the following:
Wood
What is the main source of energy for earth?
Calculate the decrease in the kinetic energy of a moving body if its velocity reduces to half of the initial velocity.
Write five forms of energy.
How much hydro-electric power is generated in India?
State the energy transformation on the following:
Electricity obtained from hydro energy.
You do not have rangoli powder. What things can you use as an alternative?
