- #1
rwssman
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Homework Statement
I want to find the period of the satellite.
Homework Equations
mg = mv^2/r
The Attempt at a Solution
I derive the equation
mg = mv^2/r
v = sqrt(gr)
v = ωr and ω = 2π/T
T = 2π/ω = 2πr/v
Then, T = 2πr/sqrt(gr)
But the answer is 2πr/R * sqrt(r/g). I don't know why? Is there anyone can give an explanation to me why it is not correct.