Question

An artificial satellite is moving in a circular orbit of radius 42250 km. Calculate its speed if it takes 24 hours to revolve around the earth.

ans in m/s not km/h nd also show the whole sum​

Answer 1

refer to the attachment

hope it helps you

Answer 2

$\huge \colorbox{cyan}{answer}$

Distance covered by the satellite in 24 hours

s=2πr

   =2×3.14×42250=265464.58 km

Therefore speed of satellite,

v=time takendistance travelled=24×60×60265464.58=3.07 km s−1