Advertisements
Advertisements
प्रश्न
State the energy changes which take place when:
A body thrown vertically upwards from the ground.
Advertisements
उत्तर
The kinetic energy changes to potential energy.
संबंधित प्रश्न
Two toy-cars A and B of masses 500 g and 200 g respectively are moving with the same speed. Which of the two has the greater kinetic energy?
Give one example to show that the sum of potential energy and kinetic energy remains constant if friction is ignored.
Give one disadvantage of using a solar cell.
Explain the principle of generating electricity from hydro energy.
Renewable source of energy is:
State the energy changes which take place when:
A car moves up a hill.
State the energy changes which take place when:
A battery lighting up a bulb.
State the energy changes which take place when:
Electricity obtained from nuclear energy.
Give one example when:
Chemical energy changes to light energy.
The major problem in harnessing nuclear energy is how to
