Find the Speed of a Particle in a Circular Orbit

question 119

Multiple Choice

Find the speed of a particle in a circular orbit with radius 10²²m around an object of mass 10²³kg. (G = 6.67 *10^-11m/kg·s²)

• A) 1.50 *10⁹ m/s
• B) 6.67 * 10^-10 m/s
• C) 3.87 * 10⁴ m/s
• D) 2.58 *10^-5 m/s
• E) 4.91*10^-5m/s

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Definitions:

Total Amount

The complete sum or aggregate of quantities, such as the final amount due for payment or the sum total of assets.

Simple Interest

Interest calculated only on the initial amount of money deposited or loaned, not on any interest accrued over time.

Ordinary Interest

Interest calculated based on a 360-day year, often used in banking for loans and savings.

Exact Interest

Interest calculated based on the actual number of days in a year or a specific time period, often used in financial transactions.