NATE Final Exam 1 Questions and Answers Rated A

NATE Final Exam 1 Questions and
Answers Rated A
Generally, vibration eliminators in piping should be installed:




A: At a 45 degree angle




B: At a 90 degree angle




C: Perpendicular to the compressor crankshaft




D: Parallel to the compressor crankshaft ✔✔D: Parallel to the compressor crankshaft




If you purchased ten filter-driers for $100.00, what was the price of each filter-drier?




A: $100.00




B: $10.00

,C: $1.00




D: $1.10 ✔✔B: $10.00




Which of the following jobs requires safety glasses?




A: Driving a vehicle




B: Extending a ladder




C: Brazing




D: Pulling thermostat wire ✔✔C: Brazing




Which of the following instruments would typically be used to measure a vacuum?




A: Micron gauge

, B: Thermostat




C: Anemometer




D: Differential pressure gauge ✔✔A: Micron gauge




ASHRAE Standard 34 deals with:




A: Carbon monoxide safety levels




B: Refrigerant quality




C: Equipment room ventilation and alarms




D: Refrigerant toxicity and flammability ✔✔D: Refrigerant toxicity and flammability




ANSI/ASHRAE 34 published in 2001 and entitled "Designation and Safety Classification of

Refrigerants".