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प्रश्न
State the energy changes which take place when:
An air gun is loaded and then fired.
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उत्तर
During loading, the mechanical energy changes to the potential energy of spring. On firing, the potential energy of spring changes to the kinetic energy of the bullet.
संबंधित प्रश्न
Name the type of energy (kinetic or potential) possessed by the following:
Water flowing in a river.
Name the energy changes for the following
human body
State the energy changes which take place when:
A toy car spring is wound and car is made to run on level floor.
State the energy changes which take place when:
Burning of coal.
State the energy changes which take place when:
Electricity obtained from nuclear energy.
State the energy transformation on the following:
Electricity obtained from hydro energy.
Give one example when:
Mechanical energy changes to electric energy.
Draw a diagram to show the energy changes in an oscillating simple pendulum. Indicate in your diagram how the total mechanical energy in it remains constant during the oscillation.
Geothermal energy is:
A good fuel should possess:
