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प्रश्न
Fill in the blank
An object falling freely from the roof of a multistorey building has ________ and _________ energy when halfway down the building.
उत्तर
An object falling freely from the roof of a multistorey building has potential energy and kinetic energy when halfway down the building.
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संबंधित प्रश्न
Define calorific value of a fuel.
Write true or false of the following statement.
There is always some loss of energy in conversion from one form of energy to another form, so the total energy is not conserved.
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Name three non-renewable sources of energy.
State the energy transformation on the following:
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Give one example when:
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Two bodies, A and B of equal mass are kept at heights 20 m and 30 m respectively. Calculate the ratio of their potential energies.
