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प्रश्न
State whether distance is a scalar or a vector quantity.
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उत्तर
Distance is a scalar quantity; it has magnitude but no specific direction.
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संबंधित प्रश्न
Is displacement a scalar quantity ?
Fill in the following blank with suitable word :
Displacement is a…………………… quantity whereas distance is a………………………….
An ant travels a distance of 8 cm from P to Q and then moves a distance of 6 cm at right angles to PQ. Find its resultant displacement.
A body travels a distance of 3 km towards East, then 4 km towards North and finally 9 km towards East.
What is the resultant displacement ?
How can you find the following?
Displacement from velocity – time graph.
A body is moving along a circular path of radius r. What will be the distance and displacement of the body when it completes:
`(3/4)` th of a revolution
Ashok starts from his house and travels 3 km to reach his school. On finding the school gates closed, he returns to his house. What is?
The displacement of Ashok
A particle moves along a circular path. How many times does it change its direction in two complete rounds?
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.
Assertion: If the displacement of the body is zero, the distance covered by it may not be zero.
Reason: Displacement is a vector & distance is a scalar quantity.
