1.

How far from earth must a body be along a line towards the sun so that the sun's gravitational pull on it balances that of the earth. Distance between sun and earths's centre is 1.5xx10^(10)km. Mass of sun is 3.21xx10^5 times mass of earth.

Answer»

MOON is the SATELLITE of the EARTH
the RADIUS of earth is 8/6 of the moon
the radius of the earth is `SQRT(8/6)`
the radius of moon is 6/8 of the earth

Answer :C


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