Advertisements
Advertisements
प्रश्न
If on a round trip you travel 6 km and then arrive back home :
What distance have you travelled ?
Advertisements
उत्तर
Distance travelled is the actual path covered.
Total distance covered in this case due to going and coming back:
2d = 6 km
d is the distance of one-side journey.
APPEARS IN
संबंधित प्रश्न
State whether distance is a scalar or a vector quantity.
Figure shows the velocity-time graph of a particle moving in a straight line.
(i) State the nature of motion of particle.
(ii) Find the displacement of particle at t = 6 s.
(iii) Does the particle change its direction of motion?
(iv) Compare the distance travelled by the particle from 0 to 4 s and from 4 s to 6 s.
(v) Find the acceleration from 0 to 4 s and retardation from 4 s to 6 s.
Explain the following concept in your own words with everyday examples:
Distance
Copy the following table and fill in the blank spaces.
| Quantity | S.I. Unit | Scalar or Vector |
| Displacement | ___________ | ___________ |
Draw displacement – time graph for the following situation:
When a body is moving with uniform velocity.
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.
Under what condition is the displacement of a body equal to the distance traveled by it?
Which of the following figures represent uniform motion of a moving object correctly?
Write a note on the following:
knot
A body is projected up with an initial velocity of u m/s. It goes up to a height, ‘h’ meters in seconds' time. Then it comes back at the point of projection.
Considering negligible air resistance, which of the following statement is true?
