HVAC-PP Randomized Final
Authored by Johnny Thulin
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Professional Development
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128 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
At what degrees Fahrenheit below the desired evaporator outside surface temperature should the cut out pressure of a pressure motor control be set?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the applied voltage across an electric heater with a total current draw of 22 amperes and a resistance of 11 ohms?
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An adjustable V-pulley for a belt drive motor is moved FURTHER from the other flange. This change will widen the pulley giving the effect of a smaller diameter pulley. The fan speed will
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In order to balance the system pressure and crankcase in a hermitically sealed compressor unit what must be done?
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fabricating a 2 piece 90-degree welded turn using 4-inch NPS carbon steel pipe, what would be dimension A for this layout?
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To find the Travel measurement in a common 45-degree offset, what formula would be used?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many threads per-inch is there for 1/2-inch nominal diameter steel pipe?
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