If the Orbital Velocity of the Moon Is 1 $v _ { c } = \sqrt { \frac { G M } { r } }$

question 52

Multiple Choice

If the orbital velocity of the Moon is 1.0 km/s, what is the orbital velocity of a satellite that is 1/16th as far from Earth as the Moon? Hints: There is a long way and a short way to do this calculation. 
$v _ { c } = \sqrt { \frac { G M } { r } }$ ; G = 6.67  10^-11 m³/s²/kg

• A) 1/16 km/s
• B) 1/8 km/s
• C) 4 km/s
• D) 8 km/s
• E) 16 km/s

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Definitions:

Demand Schedules

Tabular representations showing the quantity of a good or service that consumers are willing and able to purchase at various prices within a specified period.

Equilibrium Quantity

The quantity of goods or services supplied and demanded at the equilibrium price, where supply and demand curves intersect.

Surplus

A situation where the quantity of a good or service supplied exceeds the quantity demanded at the current price; often leads to price reductions.

Shortage

A situation in which demand for a good or service exceeds the supply available at a specific price. This can lead to long lines, increased prices, or both.