10. A 10 cm column of air is trapped by a column of Hg,8cm long ,in a capillary tube horizontally fixed as shown below at 1atm pressure. The length of air column when tube is kept vertically with open end up

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Q. A

10 c m

column of air is trapped by a column of

H g, 8 c m

long, in a capillary tube horizontally fixed as shown below, at

1 a t m

pressure. Calculate the length of air column where the tube is fixed at the same temperature (a) vertically with open end up (b) vertically with open end down. (c) at

45^{\circ}

with the horizontal with open end up.

Q. A 10 cm column of air is trapped by a column of mercury, 8 cm long, in a capillary tube horizontally fixed as shown below, at 1 atm pressure. When the tube is held at certain

θ^{o}

, with open end up, the weight of Hg is borne partially by the gas. Vertical Height of Hg is a measure of additional pressure on gas
The length of air column, when the tube is fixed vertically at the same temperature with open end up is?

Q. A 10-cm column of air is trapped by an 8-cm-long column of Hg in a capillary tube horizontally fixed as shown in the figure at 1 atm pressure.
(a) vertically with open end up
(b) vertically with open end down
(c) at

45^{0}

from horizontal with the open end up

A 10 cm long gas column is trapped by a 4 cm long column of mercury in a capillary tube, as shown below, when the tube is held horizontally in a room at an external pressure of 1 atm. The length of the air column when the tube is held vertically with the open end up is

Q. A

10.0 cm

column of air is trapped by a column of 4 cm long

H g

in a capillary tube of uniform bore when the tube is held horizontally at

1 atm

. The length of the air column when the tube is held vertically with the open end up is:
Given:

P_{a t m} = 76

cm of Hg

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