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 string. When suspended in a liquid of density `sigma` the angle `theta` remains the same. The dielectric constant K of the liquid isA. `(rho)/(rho - sigma)`B. `(rho - sigma)/(rho)`C. `(rho)/(rho + sigma)`D. `(rho + sigma)/(rho)`

Two identical charged spheres of material density `rho`, suspended fro

1.	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 string. When suspended in a liquid of density `sigma` the angle `theta` remains the same. The dielectric constant K of the liquid isA. `(rho)/(rho - sigma)`B. `(rho - sigma)/(rho)`C. `(rho)/(rho + sigma)`D. `(rho + sigma)/(rho)`
Answer» Correct Answer - A

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