A girl starts from position A, follows a semi-circular path, and reach – InterviewSolution

1.

A girl starts from position A, follows a semi-circular path, and reaches the other end B.Find the distance and displacement.

Answer»

Explanation:

the distance will be the circumference of the semi-circular PATH that is pie r , where r is the RADIUS of that semicircle .

while its DISPLACEMENT will be the shortest distance between its INITIAL and final position that is its dimeter.

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