Find the orbital speed v of a satellite in a circular orbit of radius r around a planet of mass m.

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Find the orbital speed v of a satellite in a circular orbit of radius r around a planet of mass m.

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Answer:Explanation:Given

Orbital speed is v

Mass of planet is m

Radius of circular orbit is r

suppose M is the mas of satellite then centripetal force on satellite is equal to the Gravitational Pull.

where G=gravitational constant

thus on solving we get