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A small capillry tube of length 100cm cl...

A small capillry tube of length 100cm closed at one end is kept horizontally and a mercury column of length 10cm is exactly in the middle. If the atmospheric pressure is 1 atm then identify the correct option(s).

A

The pressure of "air trapped" in the orgina: horizontal position is 750mm of Hg.

B

The length of the air trapped when the tube is held vertically with open end upwards is `(45xx76)/(86)cm`.

C

The length of the air trapped when the tube is held vertically with open end downwards is `(45xx76)/(66)cm`.

D

No air will be trapped when it is held vertically with open end downward.

Text Solution

Verified by Experts

The correct Answer is:
b,c
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