Associate Safety Professional Practice Exam

What application can a pitot tube measuring device be utilized for?

1. Monitoring atmospheric pressure

2. Flow testing fire hydrants

3. Temperature measurement in furnaces

4. Flow rate measurement in pipelines

The correct answer is: Flow testing fire hydrants

A pitot tube measuring device is primarily used for determining the fluid flow velocity in various applications, especially in air and liquids. It operates based on the difference between static and dynamic pressure, allowing it to calculate flow rates effectively. When considering its applications, flow testing fire hydrants is a fitting use of a pitot tube. By measuring the velocity of water flowing through the hydrant, one can assess the available flow rate, which is crucial for ensuring adequate water supply during a fire emergency. This information can help fire departments and safety professionals determine whether a hydrant can provide the necessary water flow when required. The options related to atmospheric pressure and temperature measurement do not align with the primary functionality of a pitot tube. While it does measure pressures, it does not specifically monitor atmospheric pressure. Instead, it measures the dynamic pressure resulting from fluid velocity. Similarly, while flow rate measurement in pipelines is correct for the pitot tube, the specific context of flow testing fire hydrants offers a more direct application scenario relevant to safety and emergency response, making it the most appropriate choice in this case.