Question
A satellite is orbiting the Earth at a distance of 3.27 RE and with a speed...
A satellite is orbiting the Earth at a distance of 3.27 RE and with a speed of 4.55 km/s. With what speed would the satellite hit the Earth's surface if somehow it suddenly stopped and fell to Earth? Ignore air resistance.
Answers
Satellite EART D Here I assume that (hence it is not given.) satellite is at a distance of 3.27 ? above the Earth surface 2) ua velourity of the a Satelute at Earth Surface. - 3 R = 6400 x 103 m (Earth's Radius) when satellite suddenly stopped it has only potential Energy 2. Total Initial Energy, Ex = .P.E. K ER → Total Diptance of Satellite from the centre ira Rt 3.27 Ri ir: 4.27 R. Also Growita Honal Potential Energy is PE = -6 M mi Ma Earth's mass mo Satellite's mass ..! De Eq = - G mm 0 to-GMm G = Gravitational ' Constanta Similarly final Energy when satellite hits the Earth Ego PiEp + K£4.3. - GMM + mu? FR 4. 27R os gelma? Gumam - wymagane - Green ( -522) bloku? = GMar e us for more Also wse Anow that a re al g i goreng election due to Germanity son gr. X 3.2 4. . 41. 7. us 980117 m/s = 9.801 xloºmis = 9.801 km/s.
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