Advertisements
Advertisements
प्रश्न
Comment on the statement ‘rest and motion are relative terms’. Give an example.
Advertisements
उत्तर
Explanation:
- Rest: An object is said to be at rest if it does not change its position relative to the observer.
- Motion: An object is in motion if it changes its position relative to the observer.
Example:
A person sitting inside a moving train:
At rest with respect to other passengers and the train because their relative position does not change. In motion with respect to an observer standing outside the train because their position changes relative to the surroundings outside the train.
APPEARS IN
संबंधित प्रश्न
Which of the quantity-speed or velocity-gives the direction of motion of a body?
Unit of speed is
Gita travels with her father in a bike to her uncle’s house which is 40 km away from her home. She takes 40 minutes to reach there.
Statement 1: She travels at a speed of 1 km/minute.
Statement 2: She travels at a speed of 1 km/hour.
Match the Following.
| Sr. No. | List I | List II | |
| 1. | Motion of a body covering equal distances in equal interval of time | A. |  |
| 2. | Motion with non uniform acceleration | B. |  |
| 3. | Constant retardation | C. |  |
| 4. | Uniform acceleration | D. |  |
How does the earth revolve?
The movement of a body about its own axis is ______.
A particle is moving in a circular path of radius r. The displacement after half a circle would be:
Motion of an object or a part of it around a fixed point is known as ______ motion.
Rest and motion of the body are ______.
If a body does not change its position, then it is said to be at ______.
