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

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The Answer of 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

As Shown in the Figure,a 35