Advertisements
Advertisements
प्रश्न
Show the difference between distance and displacement with the help of a diagram.
उत्तर
In this case Distance travelled = half of the parameter of circle.
So distacne travelled is = πr
Displacement = diameter of circle.
So displacement is 2r
APPEARS IN
संबंधित प्रश्न
If on a round trip you travel 6 km and then arrive back home :
What is your final displacement ?
Figure given below shows a velocity-time graph for a car starting from rest. The graph has three parts AB, BC and CD.
Compare the distance travelled in part BC with the distance travelled in part AB.
Write an expression for the distance S covered in time t by a body which is initially at rest and starts moving with a constant acceleration a.
Give an example of a body which covers a certain distance, but its displacement is zero.
The table below shows the distance travelled by two vehicles A and B during each second:
| Time (s) | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| Distance travelled by A (m) | 0 | 20 | 80 | 180 | 240 | 300 | 360 | 420 |
| Distance travelled by B (m) | 0 | 10 | 40 | 90 | 160 | 250 | 360 | 490 |
Give the value of the velocity at which they are meeting
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?
The SI unit of displacement is ______.
The displacement of a moving object in a given interval of time is zero. Would the distance travelled by the object also be zero? Justify your answer.
Using the following data, draw time - displacement graph for a moving object:
| Time (s) | 0 | 2 | 4 | 6 | 8 | 10 | 12 | 14 | 16 |
| Displacement (m) | 0 | 2 | 4 | 4 | 4 | 6 | 4 | 2 | 0 |
Use this graph to find average velocity for the first 4 s, for the next 4 s and for the last 6 s.
Displacement is the ______ distance covered by a body.
