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प्रश्न
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?
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उत्तर
Vehicle B is ahead at the end of 7th sec and by 70 m.
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संबंधित प्रश्न
The numerical ratio of displacement to distance for a moving object is :
In which of the following cases of motion, the distance moved and the magnitude of displacement are equal?
If the displacement of an object is proportional to the square of time, then the object is moving with :
What can you say about the nature of motion of a body if its displacement-time graph is A straight line parallel to the time axis?
Figure (a) shows the velocity-time graph for the motion of a body. Use it to find the displacement of the body at t = 1 s, 2 s, 3 s and 4 s, then draw on Figure (b), the displacement-time graph for it.
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| (a) | (b) |
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.
How can you find the following?
Velocity from a displacement – time graph.
Which of the following is correct?
Four cars A, B, C, and D are moving on a levelled road. Their distance versus time graphs are shown in Fig. 8.2. Choose the correct statement.
Slope of a velocity-time graph gives
