Suppose There Is a Planetary System in Which a Planet

question 22

Multiple Choice

Suppose there is a planetary system in which a planet with an average distance of 3 AU from the star has an orbital period of 3 years.What is the mass of the star?

• A)1 solar mass
• B)3 solar masses
• C)9 solar masses
• D)27 solar masses

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Definitions:

Normal Profit

A rephrased definition: The minimum earning potential that keeps a firm operating in a competitive market, synonymous with break-even profitability.

Downward-Sloping Demand

A concept in economics that illustrates how the quantity demanded of a good decreases as its price increases, assuming all other factors remain constant.

Monopolistic Competitor

A market structure in which many firms sell products that are similar but not identical, allowing for competition on factors other than price.

Price Control

Government-imposed limits on the prices charged for goods and services in a market, aimed at maintaining affordability or preventing inflation.