Advertisements
Advertisements
प्रश्न
Advertisements
उत्तर
When the head of a nail is struck with a hammer, the mechanical energy of the hammer pushes the nail into the plank of wood and in this process a part of energy is converted into heat energy.
APPEARS IN
संबंधित प्रश्न
Give one example of a body that has potential energy, due to its position at a height.
Name the type of energy (kinetic or potential) possessed by the following:
A stone at rest on the top of a building.
Give one relevant example for the following transformation of energy:
Electrical energy to heat energy.
Name the type of energy (kinetic energy K or potential energy U) possessed in the given cases:
A moving cricket ball
Name the two groups in which various sources of energy are classified. State on what basis are they classified.
Give one disadvantage of using a solar cell.
Give three examples of bodies possessing potential energy.
State two advantages and disadvantages of using nuclear energy for producing electricity.
The major problem in harnessing nuclear energy is how to
Name the type of energy (kinetic energy K or potential energy U) possessed in the following case:
A moving cricket ball
