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प्रश्न
Is it possible that a body may possess energy even when it is not in motion?
उत्तर
Yes, the body may possess potential energy.
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संबंधित प्रश्न
Fill in the blank
The energy possessed by a body due to its motion is called ______ energy.
Name the type of energy (kinetic or potential) possessed by the following:
A moving cricket ball.
Name the type of energy (kinetic or potential) possessed by the following:
A moving bus.
A ball of mass 0.5 kg slows down from a speed of 5m/s-1 to that of 3m/s-1. Calculate the change in kinetic energy of the ball.
What do you understand by the kinetic energy of the body?
Write the type of energy possessed in the following case:
A moving cricket ball.
State the energy changes which take place when:
During electrolysis.
State the energy changes which take place when:
Electricity obtained from nuclear energy.
State the energy transformation on the following:
Electricity is obtained from wind energy.
A ball of mass 50 g falls from a height of 2m and rebounds from the ground to 1.6 m. Find:
(i) The potential energy possessed by the ball when initially at rest.
(ii) The kinetic energy of the ball before it hits the ground.
(iii) The final potential energy of the ball.
(iv) The loss in kinetic energy of the ball on collision. (Take: g = 10N kg−1)
