As Shown in the Figure,a 35

Multiple Choice

As shown in the figure,a 35.30-kg box is attached to a light string that is wrapped around a cylindrical frictionless spool of radius 10.0 cm and moment of inertia 4.00 kg ∙ m².The spool is suspended from the ceiling,and the box is then released from rest a distance 3.50 m above the floor.How long does it take for the box to reach the floor?

A) 2.97 s
B) 2.85 s
C) 0.892 s
D) 4.18 s
E) 5.89 s