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NATE Free Practice Test Quiz Questions Answers 4
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Question 1 of 17
1. Question
1 pointsDew point temperature is the temperature at which web bulb temperature is _________ the dry bulb temperature:
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Question 2 of 17
2. Question
1 pointsIf the surrounding air is colder than the skin temperature, the body gains heat:
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Question 3 of 17
3. Question
1 pointsIn which of the following heat transfer will be in the form of waveform:
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Question 4 of 17
4. Question
1 pointsIn Psychrometric ________ indicates which of the following: Dew point temperature line:
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Question 5 of 17
5. Question
1 pointsThe downstream velocity of the sound wave between the points is greater than that of the same wave in a fluid at rest. This is due to:
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Question 6 of 17
6. Question
1 pointsThe temperature-resistance characteristic of a thermistor is _________ :
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Question 7 of 17
7. Question
1 pointsThe power developed by the centrifugal pump is proportional to _________ its speed:
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Question 8 of 17
8. Question
1 pointsAt _________ this superheated refrigerant vapor pressure and temperature is added:
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Question 9 of 17
9. Question
1 pointsWhich of the following type of controllers are used in HVAC applications:
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Question 10 of 17
10. Question
1 pointsThe reclaimed refrigerant must meet the standards of _________ before it can be resold:
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Question 11 of 17
11. Question
1 pointsMineral oils are not to be used with HFC alternate refrigerants:
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Question 12 of 17
12. Question
1 points1 horsepower = _________ watts:
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Question 13 of 17
13. Question
1 pointsRecovery cylinders are color coded with grey bottom and _______ top:
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Question 14 of 17
14. Question
1 pointsFor every 1000 feet above sea level,the capacity of a natural gas furnace is de-rated by _______
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Question 15 of 17
15. Question
1 pointsFlue gas temperatures at which the high-efficiency furnaces operate typically is:
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Question 16 of 17
16. Question
1 pointsAccording to ASME, safety valve of the boiler should be tested for every _____ days:
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Question 17 of 17
17. Question
1 pointsWhich of the fuels burns less efficiently than other:
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