A Star of the Sun's Diameter, but Twice as Hot

question 42

True/False

A star of the Sun's diameter, but twice as hot, must be 16X more luminous than the Sun.

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Definitions:

Oligopoly

A market structure in which a few firms sell either a standardized or differentiated product, into which entry is difficult, in which the firm has limited control over product price because of mutual interdependence (except when there is collusion among firms), and in which there is typically nonprice competition.

Homogeneous Product

A product that cannot be distinguished from competing products from different suppliers.

Differentiated Product

A product that is made distinct from similar products offered by competitors through unique features, quality, branding, or other attributes.

Monopolistic Competitor's

A market structure where many firms sell products that are similar but not identical, each having some control over its price due to product differentiation.