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OpenStudy (anonymous):
f mass of moon is double than find the center of gravity of earth and moon ? mass of moon is 7.35^22 and mass of earh is 6.4^24 and distance between their center is 384,400km
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OpenStudy (anonymous):
heeeelp me
OpenStudy (anonymous):
use COG=[(m1*x1) + (m2 *x2)]/[m1+m2]... taking x=0 at earths centre... |dw:1336974289709:dw| m1= mass of moon times 2 m2=earth's mass d=distance between them
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