A 445-N Weight Is Hung on a Spring Scale, and the the Scale

question 24

Multiple Choice

A 44.5-N weight is hung on a spring scale, and the scale is hung on a string. The string is lowered at a rate such that the entire assembly has a downward acceleration of 4.90 m/s². The scale reads

• A) 0 N.
• B) 22.2 N.
• C) 44.5 N.
• D) 66.7 N.
• E) 71.2 N.

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Definitions:

Catatonia

A psychomotor disorder characterized by abnormal movement and behavior arising from a disturbed mental state.

Schizophrenia

A long-term mental disorder involving a breakdown in the relation between thought, emotion, and behavior, leading to faulty perception, inappropriate actions and feelings, and a withdrawal from reality.

Expressionless Face

An expressionless face shows no emotion, movement, or indication of thoughts, making it difficult to gauge the person's feelings or reactions.

Negative Symptoms

Features often associated with certain conditions or disorders, indicating the absence or diminution of normal behaviors or functions, such as lack of emotional expression in schizophrenia.