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Piezometer reading: what quantity does it measure? A simple piezometer tube is connected to a pipeline to measure pressure. Choose the correct form of the measured quantity.

Q: Piezometer reading: what quantity does it measure? A simple piezometer tube is connected to a pipeline to measure pressure. Choose the correct form of the measured quantity.

Concept/Approach A piezometer indicates the static pressure head as a liquid column height above the tap point. It directly measures head; conversion to N/m² requires multiplying by ρg. Final Answer Head of liquid (height column)

Difficulty: Easy

N/mm²
N/m²
Head of liquid (height column)
All of these

Correct Answer: Head of liquid (height column)

Explanation:

Concept/Approach

A piezometer indicates the static pressure head as a liquid column height above the tap point. It directly measures head; conversion to N/m² requires multiplying by ρg.

Final Answer
Head of liquid (height column)

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