4.18 x 10 kg and radius R-5.66 x 10 m OGLE-2013-BLG 0723 is an exoplanet that...

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Answer 1

Answer #1

20] we know mass m = weight/g_earth = 735/9.8 = 75 kg

21] acceleration due to gravity a = GM/R^2 = 6.67e-11*4.18e24/5.66e6^2 = 8.703 m/s^2

22] Weight wp = mg = 75*8.703 = 652.7 N

23] velocity v of a satellite = sqrt(GM/R) = sqrt(6.67e-11*4.18e24/5.66e6) = 7018 m/s

Answer 2

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