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प्रश्न
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 |
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उत्तर
| 1. | Displacement | Metre |
| 2. | Light travelling through vacuum | Uniform velocity |
| 3. | Speed of ship | Knot |
| 4. | Centre of gravity of geometrical shaped objects | Larger base area |
| 5. | Stability | Geometric centre |
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संबंधित प्रश्न
What is the difference between distance travelled by a body and its displacement ? Explain with the
help of a diagram.
Differentiate between distance and displacement.
Can displacement be zero even if the distance is not zero? Give one example to explain your answer.
A body when projected up with an initial velocity u goes to a maximum height h in time t and then comes back at the point of projection. The correct statement is ______________
When brakes are applied to a bus, retardation produced is 25 cm s-2 and the bus takes 20 s to stop. Calculate -
- The initial velocity of the bus
- The distance travelled by bus during this time.
Give an example of a body which covers a certain distance, but its displacement is zero.
Write the SI units for measurement of distance and displacement.
Write two differences between distance and displacement.
An object is thrown vertically upwards. It rises upto a height H and then returns to its initial position. Calculate
The displacement of the object.
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 |
Give the value of the velocity at which they are meeting
