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NFPA Exam CWBSP Topic 4 Question 15 Discussion
Actual exam question for
NFPA's
CWBSP exam
Question #: 15
Topic #: 4
[All CWBSP Questions]
Topic #: 4
How much pressure is lost to friction as 1,200 gpm (4542 L/min) travels through 200 ft (61 m) of 5 in. (130 mm) schedule 40 steel pipe with a C-factor of 120?
Suggested Answer:
C
The pressure loss due to friction for 1,200 gpm traveling through 200 ft of 5 in. schedule 40 steel pipe with a C-factor of 120 is approximately 21 psi (1.45 bar). This calculation takes into account the flow rate, pipe length, diameter, and roughness factor.
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