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Electrical Employment Ready Questions And Answers With Verified Solutions Latest Updated 2024
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Electrical Employment Ready QuestionsAnd Answers With Verified Solutions
Latest Updated 2024
The rotor turns because of - ANSWER✔✔The repulsion and attraction between
the poles of the rotor and the stator
The safety ground is usually color-coded - ANSWER✔✔Green
What equals 21.8 KW - ANSWER✔✔21800 Watts
With the motor running at full load the contact between T1 and L1 indicates no
voltage this is an indicator of - ANSWER✔✔This shows that the contacts are good
Impedance is - ANSWER✔✔Opposition to alternating current flow
1 HP equals how many watts? - ANSWER✔✔746 watts
Symbol for current - ANSWER✔✔I (amps)
Which is the correct formula for determining wattage in electrical circuit -
ANSWER✔✔P equals E times I
ECM motor speed is controlled by: - ANSWER✔✔Pulses of DC power sent by the
control module to the windings.
The three essential requirements for a useful electric circuit are - ANSWER✔✔A
power source a pass for current flow and an electrical load
The typical voltage of a thermcouple - ANSWER✔✔30 MV/DC
Name a type of inductive load - ANSWER✔✔A three phase motor
True or false /the current flows through a conductor does not produce a magnetic
field unless the wire is coiled - ANSWER✔✔False
, Three phase load requires a minimum of - ANSWER✔✔Three legs of power
In an AC capacitive circuit - ANSWER✔✔Current leads voltage
When replacing fuses be sure to match - ANSWER✔✔The voltage amperage
instantaneous current and class
Variable frequency drives reduce the speed of AC motors by -
ANSWER✔✔Controlling the frequency of the power to the motor
A heat pump defrost control must do three things - ANSWER✔✔Turn on auxiliary
heat turn off the condenser fan motor and shift the reversing valve from heat to
cool
Hey normally open set a really contacts will close when - ANSWER✔✔Power is
applied to the relay coil
When hopscotch troubleshooting follow the schematic and move the meter lead on
the control side of the circuit from one control to the next checking the voltage in
and out of the control the voltage will be ________ immediately after the control
that is opening the circuit - ANSWER✔✔0 V
Any material that will readily release electrons is called - ANSWER✔✔conductor
In a basic electric circuit with a steady potential when resistance increases -
ANSWER✔✔Your current decreases
A 240 V three wire circuit can be divided into two 120 V single-faced circuits or
one 240 V single phase circuit true or false - ANSWER✔✔True
Contact her contacts are rated for the maximum amperage for different voltage is
an resistive loads true or false - ANSWER✔✔True
A transformer has 1000 turns of wire on the primary and 200 turns of wire on the
secondary the primary voltage is 120 V what would be the secondary voltage -
ANSWER✔✔24 V
current flow is - ANSWER✔✔The flow of electrons in a circuit
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