Nate gas heating air - Study guides, Class notes & Summaries

NATE Heat Pump Exam correctly answered latest 2023Charging a heat pump with refrigerant is best accomplished in the _______ mode. A: Heating mode B: Cooling mode C: Defrost mode D: Emergency heating mode B: Cooling mode Heat pumps can provide both heating in the winter and cooling in the summer. In which mode is the heat pump more efficient? A: Heating mode B: Cooling mode C: Defrost mode D: Emergency heating mode A: Heating mode Which of the following com...

NATE Exam: Air Conditioning and Heat Pumps, questions with complete top solutions Which of the following factors affects a customer's level of comfort? a. Air movement b. Humidity c. Temperature d. All of the above d (All of the above: air movement, humidity, temperature) A cooling load calculation estimates the sensible heat gain of a structure. The maximum sensible capacity of a cooling-only system should be within ____% of this calculated value. a. ±10% b. +10% c. +15% ...

NATE CORE 2023 Exam Practice Questions and answers Ch. 1-1 The ability to utilize all types of communication skills is to the HVACR technician. a) not as important as "hands-on" technical skills b) somewhat important c) unimportant d) very important - correct answer d) very important Ch. 1-2 It is important to be in filling out service orders so that office staff, other technicians, and customers will know what work you completed on the job. a) clear b) complete c) concise d) a...

NATE Exam: Core Essentials, questions and answers. Verified d (very important) The ability to utilize all types of communication skills is ____ to the HVACR technician. a. not as important as "hands-on" technical skills b. somewhat important c. unimportant d. very important d (all of the above: clear, complete, concise) It is important to be ____ in filling out service orders so that office staff, other technicians, and customers will know what work you completed on the job. ...

NATE Oil Furnaces questions and answers with complete solutions What is the heating value of a number 2 heating oil? a. 80,000Btu/gallon b. 100,000Btu/gallon c. 140,000Btu/gallon d. 180,000Btu/gallon C What is the common operating pressure of a high-pressure oil burner? a. 25psig b. 50psig c. 75psig d. 100psig D What is the secondary voltage of the ignition transformer used on a high-pressure oil burner? a. 5,000volts b. 10,000volts c. 15,000volts d. 20,000volts B ...

NATE CORE question and answers 2023When explaining to a customer that you have topped off the system charge, which of the following terms is most appropriate? Refrigerant It is important to be _____ in filling out service orders so that office staff, other technicians, and customers will know what work you completed on the job. All of the above (clear, complete, concise) The ability to utilize all types of communication skills is _____ to the HVACR technician Very important ...

Nate Formulas questions and answers 2023 latestFan law: Pulley size Formula DPm X RPMm = DPf X RPMf DP=Diameter of Pulley f=Fan or Driven m=Motor or Driver Actual Brake HP of a motor BHP = HPnp( Amps/FLA) np = Name plate Synchronizes speed of a motor 7200 / # of poles Convert Velocity pressure (Vp) into Feet Per Minute (FPM) FPM = 4005(sqrt of Vp) Convert V(velocity) into CFM CFM = Asqft X Vfpm Asqft = Area of the ductwork in square feet Vfpm = Veloc...

This study source was downloaded by from CourseH on 06-05-2023 08:34:07 GMT -05:00 NATE CORE 2023 Exam Practice Questions and answers Ch. 1-1 The ability to utilize all types of communication skills is to the HVACR technician. a) not as important as "hands-on" technical skills b) somewhat important c) unimportant d) very important - correct answer d) very important Ch. 1-2 It is important to be in filling out service orders so that office staff, other technicians, and customers ...

NATE Heat Pump Exam Charging a heat pump with refrigerant is best accomplished in the _______ mode. A: Heating mode B: Cooling mode C: Defrost mode D: Emergency heating mode - ANS B: Cooling mode Heat pumps can provide both heating in the winter and cooling in the summer. In which mode is the heat pump more efficient? A: Heating mode B: Cooling mode C: Defrost mode D: Emergency heating mode - ANS A: Heating mode Which of the following components i...

NATE/ICE Exam Gas & Oil Forced-Air and Hot-Water Heating Systems. Top Questions & Answers. Verified. What fuel is heavier than air? LP gas What is the heating value of natural gas (Methane→CH₄)? 1,000 btu/cu ft What is the heating value of LP gas? 2,500 btu/cu ft What 3 requirements are needed for combustion? Oxygen, fuel, ignition Complete combustion is accomplished when? One part methane (CH₄) and two parts oxygen (O₂) What are the two products of of complete combustion?...