Identical Masses M Are Attached to Identical Springs of Spring

question 66

Multiple Choice

Identical masses m are attached to identical springs of spring constant k suspended from the ceiling. With both masses hanging in their equilibrium positions, mass A is pulled down 10 cm and released while mass B is pushed up 10 cm and released. Which statement is correct?

• A) Mass A will travel a smaller distance to its highest point than mass B will travel to its lowest point.
• B) Mass A will travel a greater distance to its highest point than mass B will travel to its lowest point.
• C) Masses A and B will travel equal distances between their highest and lowest points.
• D) More work was done on mass A by the extending force than on mass B by the compressing force.
• E) The total work done on mass A by the extending force was equal to the total work done on mass B by the compressing force.

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Definitions:

Defense Mechanism

Psychological strategies brought into play by individuals to cope with reality and to maintain self-image.

Alfred Adler

Alfred Adler was an Austrian medical doctor and psychotherapist who founded the school of individual psychology and emphasized the importance of feelings of inferiority and the creative self.

Compensation

The act of providing something, often monetary, to make up for a loss, injury, or suffering.

Neurotic Personality

A personality type characterized by a pervasive pattern of emotional instability and anxiety.