Answer to Question #249532 in Physics for ren

Question #249532

A rolling ball moves from x1 = 3.4 cm to x2 = - 4.2 cm during the time from t1 = 3.0 s to t2 =

6.1 s. What is its average velocity?

Expert's answer

The average velocity

"v_x=\\frac{x_2-x_1}{t_2-t_1}=\\frac{-4.2-3.4}{6.1-3.0}=-2.5\\:\\rm m\/s"

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