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प्रश्न
Running water possesses ______.
विकल्प
potential energy
chemical energy
kinetic energy
sound energy
MCQ
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उत्तर
Running water possesses kinetic energy.
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संबंधित प्रश्न
Fill in the blank
The S.I.unit of energy is ______
Match the following columns
| COLUMN A | COLUMN B |
| 1. Running water | 1. heat energy |
| 2. Burning | 2. vibrations |
| 3.Energy | 3.atom bomb |
| 4.Sound energy | 4.kinetic energy |
| 5.Nuclear energy | 5.joule |
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Tick the most appropriate answer.
The force applied on a machine to do work is called the
What is the common name of '1 kWh' of electrical energy?
Study the following activity and answer the questions.
- Take two aluminium channels of different lengths.
- Place the lower ends of the channels on the floor and hold their upper ends at the same height.
- Now take two balls of the same size and weight and release them from the top end of the channels. They will roll down and cover the same distance.
Questions:
- At the moment of releasing the balls, which energy do the balls have?
- As the balls roll down which energy is converted into which other form of energy?
- Why do the balls cover the same distance on rolling down?
Note: The question is wrong. It should be "Why do the balls cover the same distance after rolling down"? - What is the form of the eventual total energy of the balls?
- Which law related to energy does the above activity demonstrate? Explain.
Observe the picture and put a tick (✓) if work is done and put a cross (x) if work is not done.
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Which one of the following is not the unit of energy?
The work done on an object does not depend upon the






