Advertisements
Advertisements
प्रश्न
Name the energy changes for the following:
bicycle brakes
Advertisements
उत्तर
Mechanical energy into heat energy.
APPEARS IN
संबंधित प्रश्न
State two advantages of geothermal energy.
A ball is made to fall freely from a height. State the kind/ kinds of energy possessed by the ball when it is at the highest point .
Name the type of energy (kinetic energy K or potential energy U) possessed in the given cases:
A compressed spring
Select the renewable and non-renewable sources of energy from the following:
Water
State the energy transformation on the following:
Electricity is obtained from hydro energy.
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).
Give three examples of bodies possessing potential energy.
What is the main energy transformation that occur in:
Photosynthesis in green leaves.
For the same kinetic energy of a body, what should be the change in its velocity if its mass is increased nine times?
Geothermal energy is:
