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प्रश्न
In the following situation identify the agent exerting the force and the object on which it acts. State the effect of the force in case.
An athlete making a high jump to clear the bar at a certain height.
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उत्तर
The body gets extra force due to the runner's running (speed). Due to this, he can lift his body to the required height. So, here, the person is forced due to his speed. Force is being applied to the person's own body, and due to this force, the person can lift his body.
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संबंधित प्रश्न
Give two examples of situations in which you push to change the state of motion of objects.
In the following situations identify the agent exerting the force and the object on which it acts. State the effect of the force in case.
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Fill in the blank.
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Select the correct alternative.
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Explain the meaning of the term force.
Match the following.
| Column A | Column B |
| 1. Non-contact forces | a. perpendicular to surface |
| 2. Catapult | b. an act of push or pull |
| 3. Force | c. unit of force |
| 4. Normal force | d. action-at-a-distance forces |
| 5. Newton | e. contact force |
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