A capillary tube of inner radius `0.5 mm` is dipped keeping it vertical in a mercury of soecific
Channel: Doubtnut
Date: 2020-08-02

A capillary tube of inner radius `0.5 mm` is dipped keeping it vertical in a mercury of soecific gravity 13.6, surface tension `545 dyn e//cm` and angle of contact `135^(@)` . Find the depression or elevation of liquid in the tube.