0 0 votes In the space above the mercury column in a barometer tube, the gauge pressure of the vapour is positive, but more than one atmosphere negative zero positive, but less than one atmosphere Fluid Mechanics gateme-2020-set2 fluid-mechanics applied-mechanics-and-design numerical-answers + – ♦go_editor 295 views answer comment Share Follow Add Sync Questions 0 reply Please log in or register to add a comment.