64 globules of mercury each of radius. r...

64 globules of mercury each of radius. r and carrying q coalesce to form a big globule.Find the ratio between surface charge density of the big globule `sigma_(1)` and surface charge density of the small globule `sigma_(2)`. `(sigma_(1))/(sigma_(2))` ?

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64 globules of mercury each of radius. r and carrying q coalesce to form a big globule.Find the ratio between surface charge density of the big globule `sigma_(1)` and surface charge density of the small globule `sigma_(2)`. `(sigma_(1))/(sigma_(2))` ?

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