Two Equal Masses Are Connected by an Ideal Spring and Supported

question 18

Multiple Choice

Two equal masses are connected by an ideal spring and supported in a vertical configuration by only one mass,with the other mass hanging freely.What is the behavior of the bottom mass immediately after the top mass is released?

• A)It moves upwards relative to the ground.
• B)It moved downwards relative to the ground.
• C)It is stationary relative to the ground.
• D)It rotates about the system center of mass.
• E)There is not enough information to tell.

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Definitions:

Distributive Justice

The perceived fairness of how resources and rewards are distributed within a society or group.

Diffuse Status Characteristics

Social attribute of a person that influences evaluations and beliefs about that person’s general competence.

Burden-of-Proof

The obligation to prove one's assertion or claim, often used in legal contexts where one party must show evidence to prove their case over the other.

Reducing Power

The ability of a substance to donate electrons in a redox chemical reaction, thereby reducing another substance.