HVACR Electrical Theory & Application Exam Questions and Answers 100% Solved
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Course
HVACR
Institution
HVACR
HVACR Electrical Theory & Application
Exam Questions and Answers 100%
Solved
What is current flow? - The flow of electrons in a circuit.
What is impedance? - Opposition to alternating current flow.
Any material that will readily release electrons is called - a conductor
The symbol for current...
When testing a capacitor with an analog ohmmeter, the needle on the
meter should; - ✔✔deflect towards zero then return to an infinite reading
What is the term used to explain the output side of a transformer? -
✔✔secondary side
1 hp = - ✔✔746 watts
In a series circuit, the voltage drop across each resistance will; -
✔✔depend on the value of each resistor
The total resistance of a parallel circuit will be; - ✔✔less than the smallest
resistance
What is true of current flow when it comes to resistance? - ✔✔current flow
will increase when resistance increases
the voltage drop across each resistor will depend on the value of each
resistor - ✔✔in parallel
2.1KV= - ✔✔2100V
100 milliamps= - ✔✔0.1 amps
A capacitor analyzer can; - ✔✔read power factor percentage, diagnose an
open or shorted capacitor, read the microfarad rating of a capacitor
A 240V 3 wire circuit can be split into two 120V circuits - ✔✔True
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