The Circular Velocity of a Satellite Orbiting Earth Is Given $v _ { e } = \sqrt { \frac { G M } { r } }$

question 24

Multiple Choice

The circular velocity of a satellite orbiting Earth is given by $v _ { e } = \sqrt { \frac { G M } { r } }$ .  In this equation, M represents the ____.

• A) mass of the satellite, and r its radius
• B) mass of the satellite, and r the distance from Earth to the satellite
• C) mass of the satellite, and r the distance from Earth's surface to the satellite
• D) mass of Earth, and r the radius of Earth
• E) mass of Earth, and r  is the distance from Earth to the satellite

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