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प्रश्न
State the energy changes which take place when:
Electricity obtained from nuclear energy.
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उत्तर
The heat energy changes into electricity.
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.
What name is given to the heat energy obtained from hot rocks inside the earth?
Give one example of a body that has potential energy, due to its position at a height.
Select the renewable and non-renewable sources of energy from the following:
Water
Explain the principle of generating electricity from hydro energy.
Show that the quantity 2K/v2 has the unit of mass, where K is the kinetic energy of the body.
State two advantages and disadvantages of using wind energy for producing electricity.
State the energy transformation on the following:
Electricity obtained from hydro energy.
Give one example when:
Kinetic energy changes to heat energy.
For the same kinetic energy of a body, what should be the change in its velocity if its mass is increased nine times?
