Study guides, Class notes & Summaries

NATE CORE STUDY GUIDE Latest Updated Which of the following is not the product of incomplete combustion: - ANSWER-Oxides of nitrogen An oil trap is required at the base of the discharge line of the vertical riser is or above - ANSWER-8 feet

NATE Exam Air Conditioning and Heat Pumps questions and answers 2023

d (very important) - Answer- 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) - Answer- 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. all of t...

Which of the following factors affects a customer's level of comfort? a. Air movement b. Humidity c. Temperature d. All of the above CORRECT ANSWER 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% d. +30% CORRECT ANSWER c (+15%) The maximum sensible cooling capacity ...

NATE Industry Competency Exam: Commercial Refrigeration correctly answered 2023-2024

NATE Exam: AC & HP Questions and Answers a (Centrifugal) - ANSWER-Which of the following compressors are considered a dynamic compressor? a. Centrifugal b. Reciprocating d. Rotary c. Scroll

With 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 and decrease in current. c. Increase in compressor capacity and increase in current. d. Decrease in compressor capacity and increase in current. - Answer- D An indication of non-condensable gas in a refrigeration system is significantly: a. Lower-than-normal suction pressure...

NATE Exam Core Essentials with 100% Correct Answers | Updated & Verified 2023

NATE Heat Pump Exam Latest 2023 Graded A+.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 - correct answer 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 - correct answer A: Heating mode Which of the following compon...

NATE Gas Heating Exam Questions 2022/2023 | Consisting Of 50 Questions With Verified Answers From Experts NATE Gas Heating Exam Questions 2022/2023 | Consisting Of 50 Questions With Verified Answers From Experts