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प्रश्न
State how the velocity-time graph can be used to find The distance travelled by the body in a given time
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उत्तर
The total distance travelled by a body in a given time is given by the area enclosed between the velocity-time graph and X-axis (without any sign).
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संबंधित प्रश्न
Which of the following is true for displacement?
- It cannot be zero.
- Its magnitude is greater than the distance travelled by the object.
A body is moving along a circular path of radius R. What will be the distance travelled and displacement of the body when it completes half a revolution ?
When is the magnitude of displacement equal to the distance?
What information about the motion of a body are obtained from the displacement-time graph?
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?
Give two differences between displacement and distance.
Can distance covered by a body be less than the magnitude of its displacement?
Give the name of the physical quantity that corresponds to the rate of change of displacement.
A 50 m long train passes over a bridge at a speed of 30 km/h. If it takes 36 seconds to cross the bridge, calculate the length of the bridge.
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?
