Catch/Overtake Problems Video Lessons

Concept

# Problem: 1) Anita is running to the right at 5.0m/s , as shown in the figure. Balls 1 and 2 thrown toward her at 10m/s by friends standing on the ground.(Figure 1)a. According to Anita, what is the speed of the first ball?b. According to Anita, what is the speed of the second ball?

###### FREE Expert Solution

The relative speed of an object:

$\overline{){{\mathbf{v}}}_{{\mathbf{r}}}{\mathbf{=}}{\mathbf{v}}{\mathbf{-}}{{\mathbf{v}}}_{{\mathbf{0}}}}$, where v is the speed of the object and v0 is the speed of the observer.

###### Problem Details

1) Anita is running to the right at 5.0m/s , as shown in the figure. Balls 1 and 2 thrown toward her at 10m/s by friends standing on the ground.(Figure 1)

a. According to Anita, what is the speed of the first ball?

b. According to Anita, what is the speed of the second ball?