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प्रश्न
What is the main energy transformation that occur in:
Charging of a battery.
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उत्तर
Electric energy to chemical 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.
Fill in the blank
The energy possessed by a body due to its motion is called ______ energy.
Give one example of a body that has potential energy, due to its position at a height.
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 .
Select the renewable and non-renewable sources of energy from the following:
Coal
State two advantages and disadvantages of using nuclear energy for producing electricity.
State the energy changes which take place when:
A body released from rest from the top of a building.
Give one example when:
Mechanical energy to heat energy.
A body of mass m is taken from a height h to 2h. What is the increase in its potential energy?
When and why do clothes smell of naphthalene?
