An artificial satellite is moving in a circular orbit of radius 42250 – InterviewSolution

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1.	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.Pie value= 3.14
Answer» DISTANCE covered by the SATELLITE in 24 hourss=2πr =2×3.14×42250=265464.58 kmTherefore speed of satellite,v=time takendistance travelled=24×60×60265464.58=3.07 km s−1

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