two identical charged spheres are suspended by strings of equal length. the strings make an angle of 30 with each other . when suspended in a liquid of density 8g/cm3, the angle remains the same. If density of the material of sphere is 16 g/cm3, dielectric constant of the liquid is.?
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Comments
Dear gothot, pay attention concept of buoyant force also used in the solution.
May be concept of buoyant force can be used....!! It wont be '1'