Advertisements
Advertisements
प्रश्न
Give one example when:
Electric energy changes to potential energy.
उत्तर
When electrolysis is carried out, the electric energy changes to potential energy.
APPEARS IN
संबंधित प्रश्न
State the energy change in the following device while in use:
A glowing electric bulb.
A boy of mass m climbs up a staircase of vertical height h.
(a) What is the work done by the boy against the force of gravity?
(b) What would have been the work done if he uses a lift in climbing the same vertical height?
Select the renewable and non-renewable sources of energy from the following:
Water
What is wind energy?
A pebble is thrown up. It goes to a height and then comes back on the ground. State the different changes in form of energy during its motion.
Write five forms of energy.
What kind of energy is possessed in a situation when?
A cocked up spring of air gun.
State the energy changes which take place when:
Burning of coal.
Show that in case of a body falling freely under gravity, total mechanical energy remains conserved (neglect air resistance).
Name the type of energy (kinetic energy K or potential energy U) possessed in the following case:
A moving bus
