If Earth Had Twice Its Present Mass but It Orbited

question 40

Multiple Choice

If Earth had twice its present mass but it orbited at the same distance from the sun as it does now,its orbital period would be

• A)4 years.
• B)3 years.
• C)2 years.
• D)1 year.
• E)6 months.

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Definitions:

Dominant Strategy

In game theory, a strategy that is optimal for a player, regardless of the strategies chosen by other players in the game.

Nash Equilibrium

A concept in game theory where no player can benefit by changing strategies if other players keep their strategies unchanged.

Payoff Matrix

A table that shows the potential outcomes of different decisions in a strategic situation, used in game theory to analyze choices and consequences.

Zero-Sum Game

A situation in game theory where one participant's gain or loss is exactly balanced by the losses or gains of the other participants.