Question

A girl swim along the length of 80 m in a pool and comes back in 100 seconds find her distance and displacement

Answer 1

Answer : displacement = 0m; distance= 80m +80m(going and coming back)=160m

Explanation: the girls displacement is 0m as the girl returned to the same position from where she started . displacement is the shortest path length,and the shortest path length from start point to again starting point is zero.

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