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प्रश्न
What kind of energy is possessed in a situation when?
A horse running along a level road
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उत्तर
Kinetic 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.
Name the type of energy (kinetic energy K or potential energy U) possessed in the given cases:
A moving cricket ball
A body of mass m is moving with a velocity v. Write the expression for its kinetic energy.
Name the form of mechanical energy, which is put to use.
Select the renewable and non-renewable sources of energy from the following:
Diesel
State the energy changes which take place when:
A bulb glows, when torchlight is switched on.
Give one example when:
Kinetic energy changes to heat energy.
Give one example when:
Electrical energy to heat energy.
When and why do clothes smell of naphthalene?
Energy from various sources is considered to have been derived from the sun. Do you agree? Justify your answer.
