A Box of Mass M Is Pressed Against (But Is

question 305

Multiple Choice

A box of mass m is pressed against (but is not attached to) an ideal spring of force constant k and negligible mass,compressing the spring a distance x.After it is released,the box slides up a frictionless incline as shown in the figure and eventually stops.If we repeat this experiment but instead use a spring having force constant 2k

• A) the box will go up the incline twice as high as before.
• B) just as it moves free of the spring, the kinetic energy of the box will be twice as great as before.
• C) just as it moves free of the spring, the speed of the box will be times as great as before.
• D) All of the above choices are correct.
• E) None of the above choices is correct.

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Definitions:

Oedipus Complex

A Freudian concept in psychoanalytic theory where a child feels desire for their opposite-sex parent and jealousy towards their same-sex parent.

Psychoanalytic Theory

A set of theories which analyzes the human psyche in terms of conscious and unconscious processes, emphasizing the role of childhood experiences.

Impulsive

Acting or done without forethought, often based on immediate desires or instincts rather than careful consideration.

Self-Indulgent

Behavior characterized by doing or allowing oneself what pleasures them, often without restraint or consideration for consequences.