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A person running on a circular track of radius 7 m completed one revolution. His displacement is x metre x= |
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Answer» Answer:DISPLACEMENT will be the diameter of the circular trackbecause , displacement is the shortest DISTANCE between intial position and final positiontherefore ,displacement = 2rdisplacement = 2(7)= 14mdistance = 2.5 x circumference of circular trackdistance = 2.5 x 2πr= 2.5 x 2 x 22/7 x7= 5 x 22distance = 110mMark Me Brainless pls |
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