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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.
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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
A certain form of energy which is not sourced directly or indirectly from the sun and does not cause any pollution is very easily converted into electricity. This form of energy is, however, not available everywhere. Moreover, it is technically very difficult and expensive to obtain it. Name the form of energy.
Give one relevant example for the following transformation of energy:
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an electric toaster.
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State the energy changes which take place when:
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Give one example when:
Sound energy changes to electric energy.
A body of mass m falls from a height h1 to a height h2, above the ground (h1 > h2). What is the loss of potential energy?
A body of mass m is taken from a height h to 2h. What is the increase in its potential energy?
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A moving bus
