Two identical charged spheres of material density \rho, suspended from the same point by inextensible strings of equal length make an angle \theta between the strings. When suspended in a liquid of density \sigma the angle \theta remains the same. The dielectric constant K of the liquid is ..............

KCET 2011 Physics Solved Paper

Question : 31 of 60

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Two identical charged spheres of material density ρ, suspended from the same point by inextensible strings of equal length make an angle θ between the strings. When suspended in a liquid of density σ the angle θ remains the same. The dielectric constant K of the liquid is ..............

‌
ρ
ρ−σ
‌
ρ−σ
ρ
‌
ρ
ρ+σ
‌
ρ+σ
ρ

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