A 710 spacecraft has total energy -0.58 and is in circular orbit around the Sun. Find (a) its orbital radius, (b) its kinetic energy, and (c) its speed
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Expert's answer
2012-06-19T09:13:28-0400
E=Ek+Ep Ek=(mv^2)/2 Ep=mgR m=710 E=0.58 a) E=mgR+(mv^2)/2 R=((mv^2)/2-E)/mg b) Ek=E-Ep=E-mgR c) E=mgR+(mv^2)/2 v=sqrt(2(E-mgR)/m^2)
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