Tube of Insufficient Height

p {margin: 0; padding: 0;} Tube of insufficient height capillary height = h height oftlube = h' rich if will rises upto man heig- ht (n') after that it's angle of contact changes. ha 1050 h . = coso, h' 0502 0, ! actual angle of cont- act. O12 = Angle of obtact in the insufficient tube.