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Question
A girl starts from point A goes to O then to B. She then returns to A following a circular track. What is the distance covered and displacement of the girl?
Given: OA = OB = 15 m and length of circular track AB = 80 m.
A girl starts from point A goes to O then to B. She then returns to A following a circular track. What is the distance covered and displacement of the girl?
Given: OA = OB = 15 m and length of circular track AB = 80 m.
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Solution
The correct option is B 110 m,0 m
Distance is the actual path (length) covered by the girl.
So distance is AO + OB + circular path AB =15+15+80=110 m.
The distance covered by the girl is 110 m.
Since, she returns to her original position, displacement is zero.
Distance is the actual path (length) covered by the girl.
So distance is AO + OB + circular path AB =15+15+80=110 m.
The distance covered by the girl is 110 m.
Since, she returns to her original position, displacement is zero.
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