What happens when refrigerant leaking from an AC circuit comes into contact with an open flame?
A. it contaminates
B. it may combust
C. poisonous phosgene gas may result
D. all of the above
Answer: D
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What type of pump is a typical water pump?
A) Vane B) Rotor C) Gear D) Centrifugal
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The shop drawings are prepared by the
A) structural engineer. B) MEP engineer. C) architect. D) all of the above. E) none of the above.
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Stressors are defined as
a. the result of mismanagement. b. stimuli resulting in response to stress. c. situations that should be avoided. d. stress on the job. e. people that cause stress in others.
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A contaminated or defective MAF sensor is indicated if ________
A) The VE is bad B) The fuel trim number follows the airflow C) The fuel trim numbers are within ± 2% D) The BARO reading is lower than normal
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