A Spar Buoy Consists of a Circular Cylinder, Which Floats

question 3

Multiple Choice

A spar buoy consists of a circular cylinder, which floats with its axis oriented vertically. One such buoy has a radius of 1.00 m, a height of 2.00 m, and weighs 40.0 kN. What portion of it is submerged when it is floating in fresh water?

• A) 1.35 m
• B) 1.30 m
• C) 1.25 m
• D) 1.20 m
• E) 1.50 m

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Definitions:

Surplus II

An excess of supply over demand in the market, leading to excess goods and potential lower prices.

Consumer Surplus

The separation between the entire amount consumers are keen and financially able to expend on a good or service, and the amount they actually expend.

Surplus I

An excess of supply over demand, leading to a situation where the quantity of a good or service exceeds the quantity demanded at the current price.

Consumer Surplus

The difference between what consumers are willing to pay and what they actually pay for a good or service.