Post by: stevenposner on Aug 6, 2020
A puck on a frictionless air hockey table has a mass of 5.0 g and is attached to a cord passing through a hole in the surface as in the figure. The puck is revolving at a distance 2.0 m from the hole with an angular velocity of 3.0 rad/s. The cord is then pulled from below, shortening the radius to 1.0 m. The new angular velocity (in rad/s) is
◦
4.0
◦
6.0
◦
12
◦
2.0
◦
8.0
Post by: janieazgirl on Aug 6, 2020
12
Post by: LINDSEY SIMPSON on May 24, 2022