If a Planet Has a Mass Twice That of Earth

question 8

Multiple Choice

If a planet has a mass twice that of Earth and a radius four times that of Earth,the ratio of the acceleration due to gravity on the planet to that on Earth is

• A)1/8
• B)1/2
• C)1/16
• D)2/1
• E)12/1

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Definitions:

Interest Rate Swap

A financial derivative contract whereby two parties exchange interest rate cash flows, often swapping a fixed rate for a floating rate, or vice versa, to manage exposure to interest rate fluctuations.

Fixed-rate Debt

A type of debt instrument where the interest rate remains constant throughout the life of the borrowing.

Floating-rate Debt

A form of borrowing where the interest rate fluctuates over time based on a benchmark or index rate.

Derivative Instrument

A financial contract whose value is derived from the performance of underlying assets, indices, or interest rates.