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NFPA 291 Quiz

NFPA 291 Quiz NFPA 291 Quiz
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  1. Question 1 of 5
    1. Question

    All pressure gauges used for hydrant testing shall be calibrated at least every _____, or more frequently depending on use.

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  2. Question 2 of 5
    2. Question

    When measuring the pitot pressure of a stream of practically uniform velocity, the orifice in the pitot is held downstream approximately _____ the diameter of the hydrant outlet or nozzle opening, and in the center of the stream.

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  3. Question 3 of 5
    3. Question

    When flow testing hydrants, pitot readings of less than _____ psi and more than _____ psi should be avoided, if possible.

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  4. Question 4 of 5
    4. Question

    When performing a hydrant discharge test, if a pitot gauge is not available to measure the hydrant discharge, a _____ gauge tapped into the hydrant cap can be used.

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  5. Question 5 of 5
    5. Question

    What is the theoretical discharge through a 3 inch diameter circular orifice with a pitot pressure of 9 psi?

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