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प्रश्न
Give one example when:
Chemical energy changes to light energy.
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उत्तर
During the burning of magnesium, chemical energy changes to light energy.
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.
Fill in the blank
An object falling freely from the roof of a multistorey building has ________ and _________ energy when halfway down the building.
Name the type of energy (kinetic or potential) possessed by the following:
Water flowing in a river.
Name the type of energy (kinetic or potential) possessed by the following:
A stretched rubber band.
Give one relevant example for the following transformation of energy :
Chemical energy to light energy.
How is wind energy used to produce electricity?
Name the form of energy in which potential energy can change.
What kind of energy is possessed in a situation when?
A stone lying on the top of roof.
State the energy changes which take place when:
Water stored in dams rotates turbine connected to a dynamo.
State the energy changes which take place when:
A battery lighting up a bulb.
