A runner runs around a track consisting of two parallel lines 96 m long connected at the ends by two semicircles with a radius of 49 m. She completes one lap in 100 seconds. What is her average
Velocity?
A) 1.3 m/s
B) 2.5 m/s
C) 0 m/s
D) 5.0 m/s
E) 10 m/s

Question

Quizplus · Accepted Answer

The average velocity of an object moving in a closed loop is 0 m/s because it returns to its starting point, meaning there's no change in position over the time period.

A Runner Runs Around a Track Consisting of Two Parallel