NATE ICE Exam Bundle, VERIFIED.

NATE/ICE pt 2 Refrigerants. Top Exam Questions & Answers. VERIFIED. which of the following refrigerant is considered an hcfc - -r22 what type of refrigerant is commonly used with alkyl benzene - -r22 refrigerant tanks must never be stored in the area where the temperature is above - -125 ...

NATE/ICE pt 4 Compressors, Top Questions & Answers. VERIFIED. what is the purpose of the compressor - -it takes a low pressure gas and changes it into a high pressure gas a crankcase heaters used on a compressor to - -evaporate liquid refrigerant out of the compressor oil what are the two...

Dirty NATE/ICE, Top Questions & Answers. 100% Accurate. which of the following is the u.s. conventional standards scale? - -Fahrenheit which of the following is the SI unit standard scale? - -Celsius which of the following is the SI unit absolute zero scale? - -Kelvin which temperature...

NATE A/C Exam #1. Top Questions & Answers. VERIFIED. 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 evap...

8. NATE Industry Competency Exam: Commercial Refrigeration. Top Questions & Answers. 100% Accurate. Verified. 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. ...

NATE Exam: Air Conditioning and Heat Pumps, Top Questions & Answers. VERIFIED. 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 lo...

NATE Heat Pump Exam Questions & Answers. 100% Accurate. Rated 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 - -B: Cooling mode Heat pumps can provide both heating in...

Nate study guide Questions & Answers. 100% Accurate. Rated A+ What kind of heat transfer does not include solids, or fluids - -Radiation Capillary tubing should be only cut to length using - -Triangular or knife edge file Before beginning any electrical check out procedure, what step shou...

HVAC NATE Heat Pump Questions & Answers. 100% Answers. Rated A On an R-22 system, line diameters and lengths are typically specified for a vapor pressure drop that does not exceed what? - -6-7PSI or 6F What is the primary purpose of using flux when soldering copper or brass parts? - -Prevent...

Nate core, Top Exam Questions & Answers. Verified. 1kwh of electric power is equivalent to ___ btu per hour. A. 3142 B. 6412 C. 9412 D. 6812 - -A Gas valves operate at ____ voltage. A. 120v B. 230v C. 24v D. 12v - -C What will be the resistance in the circuit if the supply vol...

NATE Final Exam 1, Top Questions & Answers, 100% Accurate. VERIFIED. Cooling - -What type of application is a close-on-rise thermostat usually used for? A systems switch and a fan - -What two manual switches are found on most low voltage thermostats? The operating mode: Off, cooling, heat...

NATE A/C Exam #2, Top Questions & Answers. 100% Accurate. Rated A+ The 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 ...

Nate core, Top Questions & Answers, 100% Accurate. VERIFIED What method of heat transfer does not require fluids or solids? - -Radiation (heat waves) Capillary tubing should only be cut to length using a - -triangular knife edge file Before beginning any electrical checkout procedure, wha...

Nate Nate heat pump, Top Questions & Answers. Graded A+ R-22 vapor line diameters and lenghts are typically specified for a ? - -Vapor pressure drop that does not exceed 6-7 psi or 6f The primary purpose of using flocks when soldering copper or brass parts is to - -Prevent oxidation The w...