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प्रश्न
Name the type of energy (kinetic energy K or potential energy U) possessed in the following case:
A moving cricket ball
विकल्प
Kinetic energy
Potential energy
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उत्तर
Kinetic energy
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संबंधित प्रश्न
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.
Name the type of energy (kinetic or potential) possessed by the following:
A stone at rest on the top of a building.
What is the main source of energy for earth?
State two disadvantages of using nuclear energy for producing electricity.
The following are some of the energy transformations.
A. Electrical to light
B. Work to heat
C. Chemical to light
D. Electrical to sound
E. Mechanical to electrical
Identify the energy transformation that takes place in the following by inserting the corresponding letter in the shape provided.
(i) A candle flame
(ii) A torch is lighted
(iii) A microphone is used in a meeting
(iv) A cycle dynamo
(v) A piece of metal is being filed
What kind of energy is possessed in a situation when?
A shooting arrow.
State the energy changes which take place when:
Photographic film is exposed to sunlight.
State the energy transformation on the following:
Electricity obtained from hydro energy.
Give one example when:
Sound energy changes to electric energy.
Give one example when:
Chemical energy to electrical energy.
