A 100-Kg Box Starts at Rest and Slides 6 $\degree$ With the Horizontal

question 79

Multiple Choice

A 10.0-kg box starts at rest and slides 6.0 m down a ramp inclined at an angle of 10 $\degree$ with the horizontal. If there is no friction between the ramp surface and crate, what is the velocity of the crate at the bottom of the ramp? (g = 9.8 m/s²)

• A) 6.1 m/s
• B) 3.5 m/s
• C) 10.7 m/s
• D) 4.5 m/s

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Definitions:

Allocative Efficiency

A state of the economy in which production represents consumer preferences; in particular, every good or service is produced up to the point where the last unit provides a marginal benefit to society equal to the marginal cost of producing it.

Monopolistically Competitive

A competitive framework where numerous companies offer goods that are alike but not the same, leading to competition revolving around quality, price, and brand recognition.

Purely Competitive

An economic setup distinguished by the presence of numerous small companies, an identical product, and extremely simple processes for entering or leaving the market.

Monopolistically Competitive

A market structure characterized by many firms selling similar but not identical products, allowing for some degree of market power.