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प्रश्न
State the energy changes which take place when:
Burning of coal.
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उत्तर
The chemical energy changes into heat energy.
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संबंधित प्रश्न
(i) The conversion of part of the energy into an undesirable form is called ______________.
(ii) For a given height h, __________________ the length l of the inclined plane, lesser will be the effort required.
State the changes in form of energy while producing hydro electricity.
State two advantages of producing electricity from solar energy.
What kind of energy is possessed in a situation when?
A fish moving in the water.
What kind of energy is possessed in a situation when?
Water stored in dams.
Write the type of energy possessed in the following case:
A moving cricket ball.
State the energy changes which take place when:
A car moves up a hill.
Geothermal energy is:
Name the type of energy (kinetic energy K or potential energy U) possessed in the following case:
A moving cricket ball
