Question

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Answer 1

Answer:

The name of the instrument is U-Tube Manometer.

it's purpose is to measure and indicate pressure.

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Answer 2

Answer:

U-tube manometer

Explanation:

Name:

U-tube manometer

Purpose:

A U-tube manometer is used as an indicator that the fan on the mitigation system is working and differential pressure measurement instruments with flow meters, often used when measuring pressure difference in pitot tubes, nozzles and orifices in airflow and ventilation systems.