A thin rod, 27.1cm long with a mass of 1.20kg, has a ball with diameter 8.72cm and mass 1.64kg attached to one end. The

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A Thin Rod 27 1cm Long With A Mass Of 1 20kg Has A Ball With Diameter 8 72cm And Mass 1 64kg Attached To One End The 1 (39.34 KiB) Viewed 22 times

A thin rod, 27.1cm long with a mass of 1.20kg, has a ball with diameter 8.72cm and mass 1.64kg attached to one end. The arrangement is originally vertical and stationary, with the ball at the top. The apparatus is free to pivot about the bottom end of the rod. After it falls through 90°, what is its rotational kinetic energy? 6.66 J You are correct. Previous Tries Your receipt no. is 160-4191 ? What is the angular speed of the rod and ball after it has fallen through an angle of 90°? 7.79 rad/s Submit Answer Incorrect. Tries 2/10 Previous Tries What is the linear speed of the center of the ball after falling through an angle of 90°? Submit Answer Tries 0/10 What would have been the speed of the ball if it had freely fallen through a distance of 31.5cm? Submit Answer Tries 0/10