NATE Core practice BUNDLED exams 2022/2023 with 100% correct answers

A judgment An opinion is Easy to use Which of the following is a future of a product or service A truth A fact is Saves time Which of the following is a benefit of a product or service DOT Which of the following agencies has jurisdiction over the shipping and labeling of refrigerant cylinde...

Low 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 A: Liquid flood-back to the compressor Which of the foll...

Introduction(Housekeeping, eye protection, service vehicles, Hazardous materials, Refrigerant and cylinders, Fire Hazards, Confined spaces, Ladders, Electrical safety) Introduction(Housekeeping, eye protection, service vehicles, Hazardous materials, Refrigerant and cylinders, Fire Hazards, Confined...

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 cap...

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 d) very important Ch. 1-2 It is important to be _______ in filling out service order...

what type of meter is most appropriate when a tech must determine voltage? voltmeter temp at which moisture begins to condense on objects? dew point btu's equivalent to 1 watt hour A. 3.418 B. 3.413 C. 3.213 D. 4.314 3.413 btu electrical test meter that test volts, ohms and current A. mu...

An air conditioning technician is working in the basement of a large B37public building. The technician notices several unsafe and dangerous conditions. Of the following conditions that are noticed, which is the most dangerous and should be reported immediately? A: Gas leaking from a cracked pi...

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 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 eff...

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 curren...