Advertisements
Advertisements
प्रश्न
A particle is moving in a circular path of radius r. The displacement after half a circle would be :
विकल्प
0
`pir`
2r
`2pir`
Advertisements
उत्तर
2r
Displacement is the difference between the final and initial position of a body. It is a vector quantity and is independent of the path taken. So, for the movement of half of a circle, the displacement is 2r, where r is the radius of the circular path.
APPEARS IN
संबंधित प्रश्न
The minimum distance between the start and finish points of the motion of an object is called the ______ of the object.
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?
From the displacement-time graph of a cyclist given below in the Figure, find The displacement from the initial position at the end of 10 s,
A ball moves on a smooth floor in a straight line with uniform velocity 10 m s-1 for 6 s. At t = 6 s, the ball hits a wall and comes back along the same line to the starting point with the same speed. Draw the velocity-time graph and use it to find the total distance travelled by the ball and its displacement.
A body starts with an initial velocity of 10m s-1 and acceleration 5 m s-2. Find the distance covered by it in 5 s.
Define Distance.
Define Displacement.
Distinguish distance and displacement.
Distance travelled by a body in a given time ______.
Distance is a ______ quantity.
