Ball Rolling in a Pipe#
A ball rolls counterclockwise around the inside of a horizontal pipe. The ball is fastest at the lowest point, slowest at the highest point.
![A cross-section of a pipe with a ball rotating couterclockwise inside of it. Options A, B, C, D and E are arrows pointing right, left, down, down and to the right, and the zero vector, respectively.](../../../../../_images/Q32.png)
Part 1#
At the point shown, with the ball moving down (the white arrow shows the ball’s instantaneous velocity), what is the direction of the net force on the ball?
Answer Section#
Option A
Option B
Option C
Option D
Option E
Attribution#
Problem is licensed under the CC-BY-NC-SA 4.0 license.