Advertisements
Advertisements
प्रश्न
In which of the following cases of motions, the distance moved and the magnitude of displacement are equal?
पर्याय
If the car is moving on a straight road
If the car is moving in a circular path
The pendulum is moving to and fro
The earth is revolving around the Sun
Advertisements
उत्तर
If the car is moving on a straight road
Expalantion:
If the car is moving on a straight road, the distance moved and the magnitude of displacement are equal.
APPEARS IN
संबंधित प्रश्न
A body travels a distance of 3 km towards East, then 4 km towards North and finally 9 km towards East.
What is the total distance travelled ?
Give an example of a body which covers a certain distance, but its displacement is zero.
Draw displacement – time graph for the following situation:
When a body is moving with variable velocity.
How can you find the following?
Velocity from a displacement – time graph.
A motorbike running at 90 kmh−1, is slowed down to 54 kmh−1 by the application of brakes, over a distance of 40 m. If the brakes are applied with the same force, calculate
- total time in which bike comes to rest
- total distance travelled by bike.
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 |
Which vehicle is moving with a constant acceleration?
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 |
Which vehicle is ahead at the end of 7th second and by how much?
A body moves is a circle of radius ‘2R’ what is the distance covered and displacement of the body after 2 complete rounds?
A particle is moving in a circular pattern of radius r. The displacement after half a circle would be ______.
A scalar quantity has ______.
