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प्रश्न
Write the type of energy possessed in the following case:
A wound-up spring
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उत्तर
Potential Energy
संबंधित प्रश्न
Select the renewable and non-renewable sources of energy from the following:
Water
What is ocean? Explain in brief.
How is the solar energy used to generate electricity in a solar power plant?
Name the energy changes for the following
human body
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 kind of energy is possessed in a situation when?
Water stored in dams.
Write the type of energy possessed in the following case:
A moving cricket ball.
State the energy changes which take place in Electricity is obtained from solar energy.
Give one example when:
Electric energy changes to potential 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)
