There is a circular tube in a vertical plane. Two liquids which do not mix and of densiities `d_(1) and d_(2)` are filled I the tube. Each liquid subtends `90^(@)` angle at centre. Radius joining their interface makes an angle `alpha` with vertical. Ratio `d_(1)//d_(2)` isA. `(1+sinalpha)/(1-sinalpha)`B. `(1+cosalpha)/(1-cosalpha)`C. `(1+tanalpha)/(1-tanalpha)`D. `(1+sinalpha)/(1-cosalpha)`

There is a circular tube in a vertical plane. Two liquids which do no

1.	There is a circular tube in a vertical plane. Two liquids which do not mix and of densiities `d_(1) and d_(2)` are filled I the tube. Each liquid subtends `90^(@)` angle at centre. Radius joining their interface makes an angle `alpha` with vertical. Ratio `d_(1)//d_(2)` isA. `(1+sinalpha)/(1-sinalpha)`B. `(1+cosalpha)/(1-cosalpha)`C. `(1+tanalpha)/(1-tanalpha)`D. `(1+sinalpha)/(1-cosalpha)`
Answer» Correct Answer - C

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