Suppose the Sun Suddenly Quadrupled Its Mass,while Earth Remained at the Same

question 4

Multiple Choice

Suppose the Sun suddenly quadrupled its mass,while Earth remained at the same distance from it.What is the ratio of Earth's orbital period after the change to that before it?

• A) 1:16
• B) 1:4
• C) 1:2
• D) 1:1

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Definitions:

Net Operating Income

A measure of profitability that calculates the difference between a company's operating revenue and its operating expenses, excluding taxes and interest.

Fixed Expenses

Fixed expenses are costs that do not change with the level of production or sales, such as rent or salaries.

Break-even Point

The level of production or sales at which total revenues equal total costs, resulting in neither profit nor loss.

Unit Variable Cost

The cost associated with producing one additional unit of product, including materials, labor, and other costs that vary with production volume.