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प्रश्न
To draw water from a well we have to ______ at the rope.
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उत्तर
To draw water from a well, we have to pull at the rope.
Explanation:
Pulling the rope creates a force that pulls the bucket out of the well. This movement employs mechanical advantage to propel the bucket against gravity, effectively bringing the water to the surface for utilisation.
संबंधित 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.
A load suspended from a spring while its other end is on a hook fixed to a wall.
Fill in the blank.
Force is applied as ........... or ..........
Select the correct alternative.
A body falls downwards because of
State the effect produced by a force in the following case:
A man pushes a heavy cart
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 |
Answer the following in short.
Why is magnetic force considered as an action-at-a-distance force?
Give a reason for the following.
Brake handles of motorcycles are generally covered with a toweled cloth?
Solve the crossword puzzle.
Across
1. Type of force which depends upon the roughness of a surface
2. An effect of friction
3. The force of friction caused due to fluids
4. Type of friction acting between two bodies at rest
5. Type of friction which occurs when applied force overcomes static friction
6. A special body design to enable minimum drage Down
Answer the following in detail.
Differentiate between contract and non-contract force. Support your answer with suitable examples.
______ is an ancient Indian astronomer.
