NATE Core BUNDLED Exams 2024 with 100% correct answers

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 - correct answer A: Liquid flood-back to the compre...

What makes a contract legal? - correct answer Any verbal or written agreement. Why should hacksaws and power saws not be used when cutting tubing or refrigerant lines? - correct answer The small shavings created by the teeth of the saw can enter the tubing and do damage to the components of the s...

1kwh of electric power is equivalent to ___ btu per hour. A. 3142 B. 6412 C. 9412 D. 6812 - correct answer A Gas valves operate at ____ voltage. A. 120v B. 230v C. 24v D. 12v - correct answer C What will be the resistance in the circuit if the supply voltage is 30v and current flow...

What type of wrench has a wheel mechanism that allows a jaw to open and close? - correct answer Adjustable wrench What should a claw hammer be used for? - correct answer Carpentry work or removing nails What is a reamer blade used for? - correct answer Removing burrs from the inside of tubing ...

What method of heat transfer does not require fluid or solids? - correct answer Radiation Capillary tubing should only be cut to length using a - correct answer Triangular or knife edge file Before beginning any electrical check out procedure what step must always be taken after the equipment ...

In HVACR terms, what is a feature? - correct answer A special characteristic of a product. In HVACR terms, what is a benefit? - correct answer The value the customer receives from using the feature What type of temperature is often used by customers when discussing human comfort? - correct ans...

what type of meter is most appropriate when a tech must determine voltage? - correct answer voltmeter temp at which moisture begins to condense on objects? - correct answer dew point btu's equivalent to 1 watt hour A. 3.418 B. 3.413 C. 3.213 D. 4.314 - correct answer 3.413 btu electric...

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 fillin...

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...

What are the five basic components to any schematic? - correct answer 1. A power supply 2. A path for the power 3. A load or component that operates from the power. 4. A switch or component that interrupts the power to the load. 5. A legend or key that explains what the various symbols and abbre...

d (very important) - correct 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) - correct ...