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प्रश्न
What kind of energy is possessed in a situation when?
A stone, in a stretched catapult.
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उत्तर
Potential Energy.
संबंधित प्रश्न
(i) The conversion of part of the energy into an undesirable form is called ______________.
(ii) For a given height h, __________________ the length l of the inclined plane, lesser will be the effort required.
Write true or false of the following statement.
There is always some loss of energy in conversion from one form of energy to another form, so the total energy is not conserved.
Name five different forms of energy.
A ball is made to fall freely from a height. State the kind/ kinds of energy possessed by the ball when it is just in the middle .
How much electric power is generated in India using the wing energy?
Name the energy changes for each of the following cases:
dynamo
Explain the principle of working of the windmill for generating electricity.
State the energy changes which take place when:
An air gun is loaded and then fired.
Show that in case of a body falling freely under gravity, total mechanical energy remains conserved (neglect air resistance).
A girl of mass 35 kg climbs up from the first floor of a building at a height 4 m above the ground to the third floor at a height 12 m above the ground. What will be the increase in her gravitational potential energy? [g = 10 ms-2]
