Advertisements
Advertisements
प्रश्न
Define displacement. State its unit.
Advertisements
उत्तर
The shortest distance from the initial to the final position of the body is called the magnitude of displacement. It is in the direction from the initial position to the final position.
Its SI unit is metre (m).
APPEARS IN
संबंधित प्रश्न
In which of the following cases of motion, the distance moved and the magnitude of displacement are equal?
The following table gives the displacement of a car at different instants of time.
| Time (s) | 0 | 1 | 2 | 3 | 4 |
| Displacement (m) | 0 | 5 | 10 | 15 | 20 |
- Draw the displacement-time sketch and find the average velocity of the car.
- What will be the displacement of the car at (i) 2.5 s and (ii) 4.5 s?
A bird sitting on a wire, flies, circles around and comes back to its perch. Explain the total distance it traversed during its flight and its eventual displacement.
Draw displacement – time graph for the following situation:
When a body is moving with variable velocity.
Exercise Problems.
An athlete completes one round of a circular track of diameter 200 m in 40 s. What will be the distance covered and the displacement at the end of 2 m and 20 s?
Which of the following is correct?
______ is the length of the actual path covered by a body.
A particle is moving in a circular pattern of radius r. The displacement after half a circle would be ______.
A scalar quantity has ______.
Choose the correct option.
