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O-LevelPhysicsForces5054/11 · May/June 2010 · Q111 Mark

The diagram shows the levels X and Y in a liquid manometer with the gas tap open. What is the pressure of the gas supply?

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A18 cm of liquid below atmospheric pressure

B9 cm of liquid below atmospheric pressure

C9 cm of liquid above atmospheric pressure

D18 cm of liquid above atmospheric pressure

✓ Correct answer

D: 18 cm of liquid above atmospheric pressure

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About this question

Topic: Forces, O-Level Physics (syllabus 5054). Multiple choice, 1 mark.
Source: O-Level Physics, May/June 2010 Paper 1 Variant 1, question 11.

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