A 200-Kg Sphere Is Rotating About an Axis Through Its Center

question 40

Multiple Choice

A 2.00-kg sphere is rotating about an axis through its center at 40.0 rev/s with the angular velocity in the +z direction. A torque 10.0 N∙m acts on the sphere about the center of the sphere in the +x direction. What is the rate of change of the angular momentum of the sphere?

• A)-20.0 kg∙m²/s²
• B)20.0 kg∙m²/s²
• C)80.0 kg∙m²/s²
• D)8.00 kg∙m²/s²
• E)10.0 kg∙m²/s²

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Definitions:

Erikson

A developmental psychologist known for his theory on the psychosocial development of humans, which posits that individuals go through eight stages of development throughout life.

Psychological Closeness

The perceived intimacy or connectedness between individuals, which can influence the depth of personal relationships and interactions.

Intimacy

The emotional or psychological closeness and trust built between individuals through shared experiences and personal exchanges.

Trust

A psychological state comprising the intention to accept vulnerability based upon positive expectations of the intentions or behavior of another.