A U-tube manometer is open at one end and has a gas at the other end, – McqOptions

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1.	A U-tube manometer is open at one end and has a gas at the other end, if the level of the mercury in both legs of manometer is equal then what is the temperature of the gas?
A.	1 Pa
B.	1 Torr
C.	1 mm Hg
D.	1 atm
Answer» E.

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