Question

A satellite is in circular orbit at a height H above the Earth’s surface. Find its orbital period (I am looking for a formula, not a number!)

Answer 1

v^2 = G(M +m)/r
u find velocity
with C =pi *2r fing C of Earth
v = deltax/deltat
delta x = C
T = v * C

Answer 2

r is R of Earth + H