The acceleration due to gravity on the m...

The acceleration due to gravity on the moon is one-sixth that on earth. If the average density of moon is three-fifth that of earth, the moon's radius in terms of earth's radius `R_(e)` is -

`0.16 R_e`

`0.27 R_e`

`0.32 R_e`

`0.36R_e`

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