A Particular Star in a Binary Star System Orbits the Other

question 141

Multiple Choice

A particular star in a binary star system orbits the other in an elliptical orbit with a semimajor axis of 3 au and a period of 5 years. What is the sum of the masses of the two stars in the system?

• A) 0.9
• B) 1.1
• C) 13.9
• D) 0.07

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Definitions:

Incremental Cost

The additional cost associated with producing one more unit of a product or service.

Manufacturing Cost

The total expense incurred in the process of producing a product, including raw materials, labor, and overhead costs.

Production Increase

An upsurge in the amount of goods or services produced by a company within a specific time frame.

Variable Cost

Costs that change in proportion to the level of goods or services produced, such as materials and direct labor.