A Phonograph Turntable, Initially Rotating at 0 $\pi$ C) $\pi$ /40
D) $\pi$

question 23

Multiple Choice

A phonograph turntable, initially rotating at 0.75 rev/s, slows down and stops in 30 s. The magnitude of its average angular acceleration in rad/s² for this process is:

• A) 1.5
• B) 1.5 \(\pi\)
• C) \(\pi\) /40
• D) \(\pi\) /20
• E) 0.75

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Definitions:

Unconscious Elements

Aspects of the mind that are not within one's conscious awareness, influencing thoughts, feelings, and behaviors.

Ego

A part of the mind that mediates between conscious and unconscious thoughts, balancing the demands of the id, superego, and reality.

Archetypal Elements

Fundamental, universal symbols and themes that recur in myths, stories, and dreams across cultures, often representing basic human experiences and emotions.

Projections

In psychology, projections refer to the defense mechanism through which individuals attribute their own unacceptable feelings, motives, or desires to other people.