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प्रश्न
A satellite makes a complete round along its circular orbit. What is its displacement?
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उत्तर
Displacement of a satellite to make a complete round trip is= 0 as starting and ending point is coinciding.
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संबंधित प्रश्न
In which of the following cases of motion, the distance moved and the magnitude of displacement are equal?
What information about the motion of a body are obtained from the displacement-time graph?
Figure ahead represents the displacement - time sketch of motion of two cars A and B . Find :
(i) the distance by which the car B was initially ahead of car A.
(ii) the velocities of car A and car B.
(iii) the time in which car A catches car B.
(iv) the distance from start when the car A will catch the car B.
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.
Draw displacement – time graph for the following situation:
When a body is moving with uniform velocity.
Under what condition is the displacement of a body equal to the distance traveled by it?
Name the physical quantity associated with the rate of change of displacement with time.
Match the following.
| 1. | Displacement | Knot |
| 2. | Light travelling through vacuum | Geometric centre |
| 3. | Speed of ship | Metre |
| 4. | Centre of gravity of geometrical shaped objects | Larger base area |
| 5. | Stability | Uniform velocity |
Write a note on the following:
Nautical mile
A car starts from rest and moves along the x-axis with constant acceleration 5 ms–2 for 8 seconds. If it then continues with constant velocity, what distance will the car cover in 12 seconds since it started from the rest?
