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NATE ICE Exam Bundle, VERIFIED.
NATE ICE Residential Oil Heat. Top Questions & Answers. 100% Accurate. VERIFIED.
[Show more]NATE ICE Residential Oil Heat. Top Questions & Answers. 100% Accurate. VERIFIED.
[Show more]NATE/ICE Test Questions & Answers. 100% Accurate. Rated A+ 
 
 
formula to convert celsius to fahrenheit - -F = (1.8 x C) + 32 
 
formula to convert fahrenheit to celsius - -C = .56 (F - 32) 
 
specific heat - -the amount of heat required to raise 1 lb of a substance 1 degree fahrenheit 
 
sensible ...
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Add to cartNATE/ICE Test Questions & Answers. 100% Accurate. Rated A+ 
 
 
formula to convert celsius to fahrenheit - -F = (1.8 x C) + 32 
 
formula to convert fahrenheit to celsius - -C = .56 (F - 32) 
 
specific heat - -the amount of heat required to raise 1 lb of a substance 1 degree fahrenheit 
 
sensible ...
NATE ICE A/C, Exam Questions & Answers. 100% Accurate. Rated A+ 
 
 
A compressor does not run, although the condenser fan is operating. Reading the compressor windings, the measured resistance between R to S is 5 ohms, R to C is open, and S to C is open. The problem is due to: - -internal overload ...
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Add to cartNATE ICE A/C, Exam Questions & Answers. 100% Accurate. Rated A+ 
 
 
A compressor does not run, although the condenser fan is operating. Reading the compressor windings, the measured resistance between R to S is 5 ohms, R to C is open, and S to C is open. The problem is due to: - -internal overload ...
NATE/ICE, Top Exam Questions & Answers. Graded A+ 
 
 
What measurements are needed to determine oil furnace combustion efficiency? - -Net stack temperature and CO2 concentration 
 
After installation and 20 minutes of run time, an oil furnace is found to have a CO2 of 8%. What could cause the low C...
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Add to cartNATE/ICE, Top Exam Questions & Answers. Graded A+ 
 
 
What measurements are needed to determine oil furnace combustion efficiency? - -Net stack temperature and CO2 concentration 
 
After installation and 20 minutes of run time, an oil furnace is found to have a CO2 of 8%. What could cause the low C...
NATE ICE Core Test Questions & Answers. 100% Accurate. Verified 
 
 
A particular cleaning solution is made by mixing a liquid cleaning concentrate with water. the instructions specify mixing 1 quart of concentrate with 14 quarts of water. a tech wishes to prep 60 quarts of mixed cleaning solution. ...
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Add to cartNATE ICE Core Test Questions & Answers. 100% Accurate. Verified 
 
 
A particular cleaning solution is made by mixing a liquid cleaning concentrate with water. the instructions specify mixing 1 quart of concentrate with 14 quarts of water. a tech wishes to prep 60 quarts of mixed cleaning solution. ...
NATE ICE Flashcards. Top Exam Questions & Answers. 100% Accurate. VERIFIED. 
 
 
After a vacuum pump has been used, a continuous pressure rise in the system most likely indicates - -existence of a leak 
 
after a vacuum has been pulled to 500 microns, a pressure rise in the system, followed by a lev...
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Add to cartNATE ICE Flashcards. Top Exam Questions & Answers. 100% Accurate. VERIFIED. 
 
 
After a vacuum pump has been used, a continuous pressure rise in the system most likely indicates - -existence of a leak 
 
after a vacuum has been pulled to 500 microns, a pressure rise in the system, followed by a lev...
NATE ICE Residential Gas Heat. Top Exam Questions & Answers. 100% Accurate. Verified 
 
 
The discharge of the bypass humidifier is installed: - -in the return air duct 
 
The first stage of a two-stage gas furnace permits: - -reduced CFM and shorter burner on times. 
 
The purpose of the Internatio...
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Add to cartNATE ICE Residential Gas Heat. Top Exam Questions & Answers. 100% Accurate. Verified 
 
 
The discharge of the bypass humidifier is installed: - -in the return air duct 
 
The first stage of a two-stage gas furnace permits: - -reduced CFM and shorter burner on times. 
 
The purpose of the Internatio...
NATE/ICE Exam Gas & Oil Forced-Air and Hot-Water Heating Systems. Top Questions & Answers. Verified. 
 
 
What fuel is heavier than air? 
LP gas 
What is the heating value of natural gas (Methane→CH₄)? 
1,000 btu/cu ft 
What is the heating value of LP gas? 
2,500 btu/cu ft 
What 3 requirements a...
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Add to cartNATE/ICE Exam Gas & Oil Forced-Air and Hot-Water Heating Systems. Top Questions & Answers. Verified. 
 
 
What fuel is heavier than air? 
LP gas 
What is the heating value of natural gas (Methane→CH₄)? 
1,000 btu/cu ft 
What is the heating value of LP gas? 
2,500 btu/cu ft 
What 3 requirements a...
NATE ICE Heat Pump Questions & Answers. Graded A+ 
 
 
A correct statement regarding the outdoor coil of a heat pump is that damage may result if the: - -defrost water does not drain from the coil. 
 
A dirty air filter in a heat pump operating in the heating mode could result in: - -excessive head ...
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Add to cartNATE ICE Heat Pump Questions & Answers. Graded A+ 
 
 
A correct statement regarding the outdoor coil of a heat pump is that damage may result if the: - -defrost water does not drain from the coil. 
 
A dirty air filter in a heat pump operating in the heating mode could result in: - -excessive head ...
NATE ICE Residential Oil Heat. Top Questions & Answers. 100% Accurate. VERIFIED. 
 
 
In regard to the characteristics of an oil flame, oil-burner flame-detection systems make use of the: - -production of heat or visible light. 
 
On a new oil furnace installation, the oil pump pressure is found to ...
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Add to cartNATE ICE Residential Oil Heat. Top Questions & Answers. 100% Accurate. VERIFIED. 
 
 
In regard to the characteristics of an oil flame, oil-burner flame-detection systems make use of the: - -production of heat or visible light. 
 
On a new oil furnace installation, the oil pump pressure is found to ...
NATE/ICE Heat Pumps, Top Exam Questions & Answers. 100% Accurate. 
 
What is the purpose of the reversing valve on a air to air heat pump? 
 
A. it reverses the direction of the compressor 
B. it changes the flow of refrigerant, making the outdoor coil the condenser during the winter months 
C. it ...
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Add to cartNATE/ICE Heat Pumps, Top Exam Questions & Answers. 100% Accurate. 
 
What is the purpose of the reversing valve on a air to air heat pump? 
 
A. it reverses the direction of the compressor 
B. it changes the flow of refrigerant, making the outdoor coil the condenser during the winter months 
C. it ...
NATE/ICE Gas Furnace, Top Questions & Answers. 100% Accurate. Verified. 
 
 
What type of furnace needs a combustible floor base? - -A downflow furnace 
 
What is the combustible floor base made out of? - -Fiberglass 
 
Closet installation require close attention to be paid to _____ transmission - -...
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Add to cartNATE/ICE Gas Furnace, Top Questions & Answers. 100% Accurate. Verified. 
 
 
What type of furnace needs a combustible floor base? - -A downflow furnace 
 
What is the combustible floor base made out of? - -Fiberglass 
 
Closet installation require close attention to be paid to _____ transmission - -...
NATE/ICE Motors Questions & Answers. 100% Accurate. Verified. 
 
 
When replacing a run capacitor you should: - -Increase the replacement capacitor s microfarad rating by 25% to prevent future failures. 
 
A 230-volt CSR compressor keeps tripping a circuit breaker on start-up. You have the proper vo...
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Add to cartNATE/ICE Motors Questions & Answers. 100% Accurate. Verified. 
 
 
When replacing a run capacitor you should: - -Increase the replacement capacitor s microfarad rating by 25% to prevent future failures. 
 
A 230-volt CSR compressor keeps tripping a circuit breaker on start-up. You have the proper vo...
NATE/ICE pt 0 core (Safety ,tools, construction) Top Questions & Answers. VERIFIED. 
 
 
what type of safety equipment is commonly used to protect against falling objects - -hard hats 
 
what type of safety equipment is commonly used to protect against flying objects - -safety glasses 
 
what type o...
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Add to cartNATE/ICE pt 0 core (Safety ,tools, construction) Top Questions & Answers. VERIFIED. 
 
 
what type of safety equipment is commonly used to protect against falling objects - -hard hats 
 
what type of safety equipment is commonly used to protect against flying objects - -safety glasses 
 
what type o...
NATE/ICE pt 1 Refrigeration theory. Top Questions & Answers. VERIFIED. 
 
 
temperature is - -the intensity of molecular motion 
 
what are the four common temperature scales - -Fahrenheit rankine Celsius in Kelvin 
 
what is the us conventional standards scale for temperature - -Fahrenheit 
 
what ...
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Add to cartNATE/ICE pt 1 Refrigeration theory. Top Questions & Answers. VERIFIED. 
 
 
temperature is - -the intensity of molecular motion 
 
what are the four common temperature scales - -Fahrenheit rankine Celsius in Kelvin 
 
what is the us conventional standards scale for temperature - -Fahrenheit 
 
what ...
NATE Exam: Core Essentials. Top Questions & Answers. 100% Accurate. 
 
 
d (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 
...
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Add to cartNATE Exam: Core Essentials. Top Questions & Answers. 100% Accurate. 
 
 
d (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/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 ...
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Add to cartNATE/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...
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Add to cartNATE/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...
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Add to cartDirty 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...
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Add to cartNATE 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. ...
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Add to cart8. 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...
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Add to cartNATE 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...
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Add to cartNATE 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...
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Add to cartNate 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...
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Add to cartHVAC 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...
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Add to cartNate 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...
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Add to cartNATE 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 ...
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Add to cartNATE 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...
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Add to cartNate 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...
Preview 1 out of 4 pages
Add to cartNate 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...
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