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प्रश्न
What kind of energy is possessed in a situation when?
A stone, in a stretched catapult.
उत्तर
Potential Energy.
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संबंधित प्रश्न
Fill in the blank
An object falling freely from the roof of a multistorey building has ________ and _________ energy when halfway down the building.
Can a body possess energy even when it is not in motion ? Explain your answer with an example.
Write an expression for the potential energy of a body of mass m placed at a height h above the earth's surface. State the assumptions made, if any.
What is ocean? Explain in brief.
Explain the principle of producing electricity using the nuclear energy.
State two advantages 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
Give one example when:
Potential energy changes to electric energy.
For the same kinetic energy of a body, what should be the change in its velocity if its mass is increased nine times?
In which states is water found in nature?
