In a Binary Star System, an Unseen Component Is Found

question 178

Multiple Choice

In a binary star system, an unseen component is found to have 8 solar masses. It would be visible if the system were a normal star, so it must be a collapsed object. Theoretical considerations declare that it must be a

• A) black hole.
• B) neutron star.
• C) white dwarf.
• D) brown dwarf.

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Definitions:

Obsessive-Compulsive Disorder

A mental disorder characterized by unwanted recurring thoughts and behaviors that the individual feels compelled to perform.

Severe Anxiety

A heightened state of intense fear or discomfort, often characterized by physical and psychological symptoms that significantly impact daily functioning.

Severe Depression

A form of depression characterized by profound feelings of sadness, hopelessness, and lack of interest or pleasure in most activities, significantly affecting a person's daily functioning.

Obsessive-Compulsive

Relating to a disorder characterized by intrusive thoughts (obsessions) that produce uneasiness and repetitive behaviors (compulsions) aimed at reducing the anxiety.