Find the Speed of a Particle in a Circular Orbit

question 81

Multiple Choice

Find the speed of a particle in a circular orbit with radius 10²¹m around an object of mass 10¹⁸kg. (G = 6.67 *10^-11m/kg·s²)

• A) 1.50 * 10¹³m/s
• B) 6.67*10^-14m/s
• C) 3.87 * 10⁶m/s
• D) 2.58 * 10^-7m/s
• E) 4.91 *10^-7m/s

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Definitions:

End-of-month payments

Payments made at the conclusion of the month, often used in context with loans, rents, and utilities.

Compounded monthly

The process of adding interest to the principal sum of a loan or deposit, where this addition of interest occurs once every month.

Compounded annually

Interest calculated once a year on the principal amount of an investment, including any interest from previous periods.

Foreclosure action

A legal process in which a lender seeks to recover the balance of a loan from a borrower who has stopped making payments, typically by selling the property used as collateral.