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A glass tube, which is closed at one end is completely submerged in a vesselcontaining mercury with the open end inside the mercury such that air column of length 10 cm is trapped inside the tube above the mercury. Find the height the upper end of the tube should be raised above the level of mercury in the vessel so that the level of mercury in the vessel and the tube coincide. Area of cross section of the tube = 1 sq.cm Atmospheric Pressure = 101300 pascal

A glass tube, which is closed at one end is completely submerged in a vesselcontaining mercury with the open end inside the mercury such that air column of length 10 cm is trapped inside the tube above the mercury. Find the height the upper end of the tube should be raised above the level of mercury in the vessel so that the level of mercury in the vessel and the tube coincide.
Area of cross section of the tube = 1 sq.cm
Atmospheric Pressure = 101300 pascal

Grade:12

1 Answers

vijay
14 Points
7 years ago

what is friction of air when a person walks with2om/s,velocity of air 20 m/s?

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