Nate Core Certification Exam Questions with Certified Answers Graded A+
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Course
Nate commercial
Institution
Nate Commercial
which of the following causes objectionable in Duct Systems? - Answer: Excessive Velocity
Before beginning any electrical checkout procedure, what step must always be taken after the equipment disconnect or circuit breaker has been turned off? - Answer: Check For the presence of voltage
whi...
, which of the following causes objectionable in Duct Systems? - Answer: Excessive Velocity
Before beginning any electrical checkout procedure, what step must always be taken after the
equipment disconnect or circuit breaker has been turned off? - Answer: Check For the presence of
voltage
which of the following ceiling types could increase the condition, space compared to a fan-ceiling ? -
Answer: Insulated
when measuring temperature rise why is it important to factor in a radiant heat? - Answer: It increases
the value.
When placing a rooftop unit a technician must... - Answer: Check the load bearing capacity of the roofs
construction.
what can cause outdoor unit sound to be objectionable to the customer? - Answer: Equipment location.
when working with chemical solvents a technician should preview.... - Answer: Safety data sheets.
The frame of an electric motor is grounded to..... - Answer: Maintain the frame at zero potencial.
J94 is what? - Answer: Burner ( c )
what is Dew Point? - Answer: The temperature to which air must be cooled to become saturated with
water vapor.
The Primary purpose for bringing outdoor air into a residential air distribution system is to ... - Answer:
Equalize pressure between the inside and outside of a structure.
According to the diagram, WHEN is the crankcase heater operating ? - Answer: If the contact compress
are open.
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