You Observe a 0

question 38

Multiple Choice

You observe a 0.8 M_SUN white dwarf in a binary orbit around a main-sequence star of mass 1.4 M_SUN.Which of the following is most likely the original mass of the star that became the white dwarf?

• A) 0.5 M_SUN
• B) 1 M_SUN
• C) 0.8 M_SUN
• D) 1.4 M_SUN
• E) 3 M_SUN

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Definitions:

Long-Run Equilibrium

A state in which all factors of production and costs are variable, allowing firms to make adjustments such that supply equals demand, and no economic profits are earned.

Increased Demand

A situation where the desire or need for a product or service grows, often leading to higher sales or consumption.

Pure Competition

A market structure characterized by a large number of small firms, a homogeneous product, and easy entry and exit from the market.

Long Run

A period in which all factors of production and costs are variable, enabling full adjustment to change.