CDC – Pumper Test Questions and Answers 100% Solved
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Module
Pumper
Institution
Pumper
CDC – Pumper Test Questions and
Answers 100% Solved
One gallon of water weighs ️️8.33 lbs
Water freezes at
Water boils at ️️32 F
212 F
Water s an expansion ratio of ️️1,700:1 at 500 F
Law of Specific Heat
Specific Heat is measured in ️️Measures the ability of any substanc...
CDC – Pumper Test Questions and Answers 100% Solved One gallon of water weighs ✔️✔️8.33 lbs Water freezes at Water boils at ✔️✔️32 F 212 F Water s an expansion ratio of ✔️✔️1,700:1 at 500 F Law of Specific Heat Specific Heat is measured in ✔️✔️Measures the ability of any substance to absorb heat. British Thermal Units (BTUs) Law of Latent Heat of Vaporization ✔️✔️The amount of heat needed to turn a liquid into a vapor. Water absorbs 970 additional BTUs going from 212 F to steam ✔️✔️Law of Latent Heat of Vaporization A water stream discharging at this GPM and in a STRAIGHT stream is converted to steam by a 500 F and can fill a room 96x50x10 ft in ✔️✔️9 minutes A water stream discharging at this GPM and in a NARROW FOG stream is converted to steam by a 500 F and can fill a room 96x50x10 ft in ✔️✔️6 minutes A water stream discharging at this GPM and in a WIDE FOG stream is converted to steam by a 500 F and can fill a room 96x50x10 ft in ✔️✔️1 1/2 minutes Water pressure ✔️✔️The force of water per unit area. Water pressure is typically referred to in ✔️✔️Pounds per square inch (PSI) A column of water 1"x1"x12" high exerts ✔️✔️0.434 psi What determines the psi of a column? ✔️✔️Height Six characteristics of pressure as it applies to water? BEDPAD ✔️✔️Bottom Equal Depth Perpendicular All Density BEDPAD Bottom ✔️✔️Given two containers of water of equal height, the pressure at the BOTTOM of each container is independent of the shape of the liquid container above it. BEDPAD Equal ✔️✔️The pressure transmitted to a confined amount of water is transmitted equally in all direction. BEDPAD Depth ✔️✔️The pressure of water in an open container is proportional to its DEPTH.
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