Bundle for NATE EXAM

8. NATE Industry Competency Exam: Commercial Refrigeration correctly answered 2023With the condensing pressure and compressor speed remaining constant, a decrease in suction pressure will cause a(n): a. Decrease in compressor capacity and decrease in current. b. Increase in compressor capacity a...

NATE A/C Exam #2 questions with complete solution latest 2023The Fahrenheit scale is based on boiling water at sea level at what temperature? A: 459 degrees B: 212 degrees C: 180 degrees D: 100 degrees B: 212 degrees Zero pounds gauge corresponds on the absolute scale to: A: 1...

NATE Exam Core Essentials questions and answers correctly answered 2023d (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 ...

NATE CORE STUDY GUIDE(correct answers)to passWhich of the following is not the product of incomplete combustion: Oxides of nitrogen An oil trap is required at the base of the discharge line of the vertical riser is _____ or above 8 feet A diode allows current to flow in one direction...

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 coolin...

NATE A/C Exam #1 questions and correct answers latest 2023Low airflow over a residential split system air conditioning evaporator can cause A: Liquid flood-back to the compressor B: A decrease in compression ratio C: An increase in suction line superheat D: Oil logging in the evaporator ...

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 ...

NATE Gas Heating Exam question and answers 2023Since 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% C: 78% Many pre-1992 furnaces have efficiencies aro...

NATE Final Exam #1 correctly answered latest 2023Generally, vibration eliminators in piping should be installed: A: At a 45 degree angle B: At a 90 degree angle C: Perpendicular to the compressor crankshaft D: Parallel to the compressor crankshaft D: Parallel to the compressor crankshaf...

NATE Heat Pump Exam graded A+ already passedCharging 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 t...

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 kno...

NATE Core questions and answers 2023Class A Ordinary Extinguisher Class B Liquid Extinguisher Class C Electrical Extinguisher Asphyxiation causes what? Nausea, Dizziness, Heart Irregularities, and Unconciousness Ladder must be at what dimensions in relation to a house...