A Yo-Yo Is Made by Wrapping a 2-M Long String

A yo-yo is made by wrapping a 2-m long string around a 500-g 10-cm diameter uniform disk.The string is fastened to the ceiling,and the yo-yo is released.What is the tension in the string as the yo-yo falls?

A) 9.8 N
B) 1.6 N
C) 4.9 N
D) 0.49 N
E) 3.3 N