A Box of Mass M Is Pressed Against (But Is

question 97

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 with a box of mass 2m

• A) the lighter box will go twice as high up the incline as the heavier box.
• B) just as it moves free of the spring, the lighter box will be moving twice as fast as the heavier box.
• C) both boxes will have the same speed just as they move free of the spring.
• D) both boxes will reach the same maximum height on the incline.
• E) just as it moves free of the spring, the heavier box will have twice as much kinetic energy as the lighter box.

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Definitions:

Socioeconomic Groups

Categories of people sharing similar levels of wealth, income, education, and occupational status, impacting their social and economic experiences.

Business Classes

Groups in society involved in the creation, management, and operation of businesses, often considered in terms of socioeconomic status, influence, and roles in the economy.

Bonanza Farms

Large farms that covered thousands of acres and employed hundreds of wage laborers in the West in the late nineteenth century.

Thousands Of Acres

A measure of land area, often used to describe the vast size of agricultural, forested, or undeveloped land.