Heat oxygen fuel Study guides, Class notes & Summaries

NATE Gas Heating Exam Verified Questions and answers 2023 Latest Update Since 1992, the United States Department of Energy has required that all furnaces sold and installed from that date on must have an AFUE of no less than: A: 70% B: 75% C: 78% D: 80% - correct answer C: 78% Many pre-1992 furnaces have efficiencies around . A: 10% B: 40% C: 60% D: 80% - correct answer C: 60% Today, furnaces with AFUE ratings greater than are available. A: 85% B: 90% C: 100% D: 110% - correct ...

Combustible Liquid - A liquid with a flash point ABOVE 100F 12.5 - If the current flowing out from an electrical panel is 12.5 amps, and it then flows through an electrical load of 1500 watts, what is the amperage of the remaining current flow of the return circuit? 1000 - If a hair dryer draws 8.3amps (in a home with 120-volt service), what is the wattage? *Power (P) = current (I) x voltage (V) Watts = amps x volts 1987 - The year of the first edition of NFPA 1033 1.5 times - ...

G-60, G60, F-60 FIRE GUARD, F-60 Study Material Question and answer 2023G-60 Use of oxygen and flammable gasses, or LPG or CNG for any hot work COF exception Torch operations for jewelry FDNY permit Storing using or handling oxygen and flammable gas in excess of 400scf (LPG, CNG or scetylene) oxidizing gass in excess of 504scf Portable LPG must not be stored when the capacity of the container is greater than? 16.4 oz Portable CNG containers must not be s...

IICRC Fire/Odor Part1 Questions & Answers Technicians should not decide they will be able to restore a damaged item until they have _______________________ the item and communicated with the customer. - Correct Answer-pretested The restoration company works for the property owner, who is the primary customer. A secondary customer is the _______________________ _______________________ when the property owner is an _______________________. - Correct Answer-insurance carrier. insured Smok...

3 Sides of Fire Triangle -Heat - Oxygen - Fuel Without one!... Fire goes out! 3 Methods of heat transfer -Radiation - Conduction - Convection Head of Fire - The part of a fire's perimeter that is roughly parallel to the main direction of spread Fingers of a fire -Extension of main fire - the long narrow extensions of a fire projecting from the main body Spot Fire - Beyond the main fire - Fire ignited outside the perimeter of the main fire by a firebrand Smoldering - Fire burning withou...

Abandonment - - Insurance company may choose to take damaged property and pay insured the value - Insured CANNOT surrender damaged property to insurance company Active Retention - Identify the loss/risk exposure and really consider the risk itself and all the measures around it. (ex. Should we transfer it, retain it etc.) Admitted (standard or retail) Insurance companies - Regulated by the state, They often must subscribe to rating and form regulations of that state. Agent or Broker - "I...

NFPA 1035 Exam Prep 2023 with complete solution 1. The transfer of heat by the movement of air or liquid best defines: A. Conduction B. Radiation C. Convection D. Direct flame contact C Heat transfer that takes place in the form of electromagnetic waves is known as: A. Convection B. Radiation C. Conduction D. Direct flame contact B By which of the following methods can heat travel throughout a burning building? A. Conduction, radiation and convection B. Extension, conduction, an...

FDNYC G60 Practice Exam Answers Correct Updated Summer 22-23. All torch operators, an oxigen-fuel torch using any amount of oxigen and flamable gas and fire guards must have a current The Certificate of Fitness holder if the torch operator for jewelry manufacture involves A Certificate of Fitness Holder must keep his or her certificate The easiest way to extinguish a fire caused by a leak is to Permits issued by the FDNY are required to conduct the following hot work: Fo...

When firefighters apply water to the hot gas layer in a compartment, it will: - Answer Reduce the radient heat flux from the upper layer What can happen if excess steam is produced inside the structure as a result of applying water on the fire? - Answer Disruption of thermal layering In which situation would fuel removal be a likely method of extinguishment. - Answer Grass fire (ground cover fire) Closing the valve on a natural gas tank to stop the emission of gaseous fuel would b...

Basic Wildland Firefighting Training 2023 an unplanned or unwanted natural or human-caused fire, or a prescribed fire that threatens to escape its bounds - ANSWER-Wildfire purposely starting a fire that puts a home or others at risk - ANSWER-ACA 5-38-302 agency responsible for forest fire supression - ANSWER-Forestry Commission ACA 5-38-310 becomes a violation - ANSWER-When a fire crosses onto another perons property Time, location, owner, agent - ANSWER-When notifying AFC of a co...