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प्रश्न
A body goes from A to B with a velocity of 30 ms-1 and comes back from B to A with a velocity of 20 ms-1. What is the average velocity of the body for the whole journey?
उत्तर
As displacement for the motion from A to B and B to A is zero so the average velocity of the body would be zero.
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संबंधित प्रश्न
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