A Planet with a Mass of 2

question 73

Multiple Choice

A planet with a mass of 2.7 *10²² kg is in a circular orbit around a star with a mass of 5.3 * 10³² kg.If the planet has an orbital radius of 4.8 * 10⁹ m,what is its orbital period?

• A)0.29 hours
• B)0.43 hours
• C)3.1 hours
• D)25 years
• E)49 years

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Definitions:

Initial Cost

The original acquisition cost of an asset or investment, prior to any adjustments for depreciation, improvement, or amortization.

Fixed Asset

A Fixed Asset is a long-term tangible piece of property that a company owns and uses in its operations to generate income, and not expected to be consumed or converted into cash within a year.

Straight-Line Depreciation

A plan to allocate the price of a concrete asset in consistent yearly fractions over its lifespan.

Salvage Value

The forecasted selling price for an asset once it reaches the end of its operational life.