What Would Be the Approximate Luminous Lifetime of the Sun

question 27

Multiple Choice

What would be the approximate luminous lifetime of the Sun if it derived its energy entirely from gravitational contraction?

• A)A century
• B)A million years
• C)100 million years
• D)100 billion years

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Definitions:

Useful Life

The estimated period over which an asset is expected to be usable by the entity, affecting its depreciation calculations.

Average Rate of Return

This refers to the percentage of average annual profit compared to the initial investment cost, commonly used to evaluate the profitability of an investment.

Average Rate of Return

A financial ratio that calculates the return, or profit, of an investment over a certain period as a percentage of the initial cost of the investment.

Economic Conditions

The state of a country's economy at a given time, influenced by factors such as GDP, unemployment rates, and inflation.