Q1. For sprinkler design densities of 0.34 gpm/ft* (13.9 mm/min) or less, what minimal standard-response sprinkler nominal orifice coefficient should be used?
A.K4.2 (Km=60)
B. K 5.6 Km-80)
C. K 8.0 (Km=115)
D. K11.2(Km=160)
Correct Answer: B
Q2. The three basic calculation methods used to determine rate of fire flow are the Royer/Nelson. US National Fire Academy, and_________.
A.Hazen Williams
B. Venturi principle
C. Sprinkler calculations
D. Bernoulli calculation
Correct Answer: A
Q3. What is the minimum operating design pressure for a K-16.8 (240) ESFR spunkier protecting double-row rack storage of a Class IV encapsulated or unencapsulated commodity stored 20 ft high in a 35 ft high building?
A.20 psi (1.4 bar)
B. 35 psi (2.4 bar)
C. 52 psi (3.6 bar)
D. 75 psi (5.2 bar)
Correct Answer: C
Q4. Fire alarm systems utilize what three (3) basic types of circuits?
A.IDC, SLC, and NAC
B. Class A, B. and C
C. LEL, HEL, and MEL
D. IDP, SIP, and NAP
Correct Answer: A
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