In an Open End Manometer,one End of a U-Tube Filled

question 124

Multiple Choice

In an open end manometer,one end of a U-tube filled with mercury is attached to a gas-filled container and the other end is open to the atmosphere.If the gas pressure in the container is less than atmospheric pressure

• A)Hg will be forced out of the open end of the U-tube.
• B)the difference between the Hg levels in the two arms will be greater than 76 cm.
• C)the Hg level will be higher in the arm connected to the container.
• D)the Hg level will be higher in the arm open to the atmosphere.

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