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- Third Assistant Engineer (Steam-Motor-Gas Turbine Plants (Unlimited)) »
- Q534 - Engineering Safety & Environmental Protection
100. A high velocity fog nozzle will produce the most effective spray pattern when the water pressure is not less than __________.
A high velocity fog nozzle requires a minimum of 100 psi to produce an effective spray pattern. Lower pressures result in larger droplets and reduced firefighting effectiveness.
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