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प्रश्न
Name the type of energy (kinetic energy K or potential energy U) possessed in the given cases:
A compressed spring
उत्तर
Potential energy (U)
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संबंधित प्रश्न
Give one relevant example for the following transformation of energy:
Electrical energy to heat energy.
Select the renewable and non-renewable sources of energy from the following:
Wood
State two advantages of producing electricity from solar energy.
Name the energy changes for the following:
electric ball
A body of mass 5 kg falls from a height of 10 m to 4 m. Calculate:
The total energy possessed by the body at any instant? (Take g = 10 ms-2).
What do you understand by the kinetic energy of the body?
Give one example when:
Heat energy changes to kinetic 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)
Can you tell?
Describe one natural chain of transformation of energy.
Geothermal energy is:
