GMm/r^2=mg
g=GM/r^2
g1=1/6g2=GM1/r1^2=1/6M2/r2^2
r1=1/4r2
∴M1:M2=1/96
表面卫星:GMm/r^2=mv^2/r
v=√(GM/r)
GMm/r^2=mg
所以 v1:v2=√(M1/r1):√(M2/r2)
=1:2√6
GMm/r^2=mg
g=GM/r^2
g1=1/6g2=GM1/r1^2=1/6M2/r2^2
r1=1/4r2
∴M1:M2=1/96
表面卫星:GMm/r^2=mv^2/r
v=√(GM/r)
GMm/r^2=mg
所以 v1:v2=√(M1/r1):√(M2/r2)
=1:2√6