A Hollow Sphere of Radius 0

question 3

Multiple Choice

A hollow sphere of radius 0.25 m is rotating at 13 rad/s about an axis that passes through its center. The mass of the sphere is 3.8 kg. Assuming a constant net torque is applied to the sphere, how much work is required to bring the sphere to a stop?

• A)1.0 J
• B)3.8 J
• C)13 J
• D)25 J
• E)38 J

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Definitions:

ATP Decomposition

The process of breaking down adenosine triphosphate (ATP) to release energy for cellular activities.

ADP

Adenosine Diphosphate, a molecule involved in the energy transfer within cells and plays a role in the conversion to ATP.

Phospholipids

A class of lipids that form the primary structural component of cellular membranes, characterized by a hydrophobic tail and hydrophilic head.

Hydrophilic Region

A part of a molecule that has affinity for water and can form hydrogen bonds with water molecules.