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प्रश्न
The figure represents graphically the velocity of a car moving along a straight road over a period of 100 hours.
Calculate the distance travelled in the last 40 h.
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उत्तर
Distance travelled in last 40 hour would be equal to area under graph during that time = 50 x (100 - 60) + `1/2`x(100 - 60) x(100 - 50).
S = 2000 + 1000 = 3000 km.
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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.
Clarify the difference.
Distance and displacement
Can displacement be zero even if the distance is not zero? Give one example to explain your answer.
Can you suggest the kind of motion of a body from the following distance – time graph?
Under what condition is the displacement of a body equal to the distance traveled by it?
A particle moves along a circular path. How many times does it change its direction in two complete rounds?
A body moves along a circular path of radius r. When it completes three complete rounds, what is the ratio of distance covered to its displacement?
Assertion: Displacement of a body may be zero when distance travelled by it is not zero.
Reason: The displacement is the shortest distance between initial and final position.
Distance travelled by a body in a given time ______.
Displacement is the ______ distance covered by a body.
