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two identicle baals each having a density rho r suspended frm a commn pt by two insulated copper stringsof eql length . both the balls have eq mass nd charge . in equllibrium both of them frm an angle theta frm vert nw they r immeresed in liquid of densit sigma (as the theta do not changes in liquid)find the di electric cons tant of the liquid

Abhishek Mishra , 13 Years ago
Grade 12
anser 2 Answers
aakanksha vyas

Last Activity: 13 Years ago

sigma/ sigma-rho=dielectric constant

Chetan Mandayam Nayakar

Last Activity: 13 Years ago

let 't' be tension in string. tcosθ=mg, tsinθ=(q2/4πε0r2) r is distance between two balls.

t(1-(σ/ρ))=(q2/4πε0kr2), k is the dielectric constant

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