A Stone of Volume 1 $\times$ 10^-2 M³ Lies at the Bottom of a Freshwater Lake

question 65

Multiple Choice

A stone of volume 1.42 $\times$ 10^-2 m³ lies at the bottom of a freshwater lake.If the rock's specific gravity is 3.5,the work required to lift it 1 m through the water is approximately

• A)487 J
• B)139 J
• C)348 J
• D)223 J
• E)469 J

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Definitions:

Laffer Curve

A theoretical representation of the relationship between tax rates and tax revenue, suggesting there is an optimal tax rate that maximizes revenue without deterring economic activity.

Basic Contention

The fundamental disagreement or argument typically relating to a particular issue or theory.

Classical

Pertains to economic theories and models that emphasize free markets, competition, and the self-regulating nature of economies, first developed in the 18th and 19th centuries.

Wages

Payments made to workers or employees as compensation for their labor or services.