An artificial satellite is moving in a circular orbit of radius 42600 km. calculate its linear velocity if it takes 24 hours to revolve around the earth.
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soln;
r = 4.26 x 10^7 m
t = 24 hr = 86400sec
w = (2x22/7) / 86400
= 7.25 x 10^-5
v=wr
=7.25x10^-5 x4.26x10^7
=3.09 x 10^3 m/s
r = 4.26 x 10^7 m
t = 24 hr = 86400sec
w = (2x22/7) / 86400
= 7.25 x 10^-5
v=wr
=7.25x10^-5 x4.26x10^7
=3.09 x 10^3 m/s
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