Chapter 6 Flashcards
1
Q
What is the formula for a smooth bore nozzle flow rate?
A
GPM=29.7x d^2 x square root NP
2
Q
High pressure fog nozzles operate up to how high of psi?
A
Up to 800 psi
3
Q
What are high pressure fog nozzles best suited for?
A
Wildland fires, since they only flow 8-15 gpm
4
Q
Generally what is the max flow of a hand line?
A
350 gpm
5
Q
What is the formula for a solid stream nozzle reaction?
A
NR=1.57x d^2 x NP
6
Q
What is a simple guideline to find the nozzle reaction for a smooth bore nozzle?
A
NR=Q/3
7
Q
What is the formula for nozzle reaction of fog stream nozzles?
A
NR=.0505x Q x square root NP