A Spherical Ball of Material Is Rotating About Its Center

question 5

Multiple Choice

A spherical ball of material is rotating about its center at 35 rad/s.It has a mass of 2.0 kg and a radius of 0.11 m.If it suddenly expands to become a disk of 0.22-m radius,what will be its rate of rotation?

• A)51 rad/s
• B)7 rad/s
• C)87 rad/s
• D)29 rad/s
• E)14 rad/s

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Definitions:

Obsessive-Compulsive Disorder

A mental disorder characterized by recurring, unwanted thoughts (obsessions) and repetitive behaviors (compulsions) that an individual feels compelled to perform.

Pharmacological Treatment

The use of drugs or medications as part of a treatment plan for managing or curing illness, diseases, or disorders.

Conduct Disorder

A mental disorder diagnosed in childhood or adolescence characterized by a repetitive and persistent pattern of behavior in which the basic rights of others or major age-appropriate societal norms or rules are violated.

DSM-5

The Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, a comprehensive classification of officially recognized psychiatric disorders.