20 cm column of air is trapped by a column of Hg 15 cm long

Last updated: 6/7/2023

20 cm column of air is trapped by a column of Hg 15 cm long in a capillary tube of uniform bore when the tube is held horizontally in a room where the atmospheric pressure is 75 cm of mercury The length of the air column when the tube is held vertically with open end up will be Trapped air Mercury column 20 cm 1 20 cm 2 25 cm 3 16 7 cm 4 18 9 cm 15 cm 270 cm 15 143 x 5 715 143 143 bisferio 143 810 143