Rotational Dynamics 8.6: Additional Problem 2

Description

A red disk is dropped onto a rotating yellow disk with a mass of 20-kg as shown in the animation (position  is given in meters and time is given in seconds). 

Question

What is the mass of the red disk? Start

Answer

53 kg.

Reference

See Giancoli-PA: 8-8, Giancoli-SE: 10-9.

Credits

Physlet problem authored by Aaron Titus and modified by Mario Belloni.

2000 by Prentice-Hall, Inc. A Pearson Company