ESCO ELECTRICAL CERTIFICATION ACTUAL
2026 QUESTIONS AND 100% CORRECT
ANSWERS
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Practice questions for this set
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Terms in this set (100)
What is current flow? D.The flow of electrons in a circuit
What is impedance? A.Opposition to alternating current
Like charges will B.Repel each other
, Any material that will readily B.A conductor
release electrons is called:
The symbol for current is: B. I
Electricity can produce: D. All the above
light
heat
magnetism
The safety ground conductor is B.Green
usually colored:
An electron has: B.A negative charge
Which of the following materials D.Silicon
would be best suited for use as a
semi-conductor?
Which of the following meters must A.Ohmmeter
use internal power to check a load
or circuit?
What would be the result if a 24 B.Only the control relay would operate
volt, 20 ohm contactor coil was
wired in series with a 24 volt, 200
ohm control relay?
Three defrost heaters, each 15 C. 2880
ohms, are wired in parallel to a 120
volt power supply. How many Watts
are consumed?
2026 QUESTIONS AND 100% CORRECT
ANSWERS
Save
Practice questions for this set
Learn 1/6 Study with Learn
Terms in this set (100)
What is current flow? D.The flow of electrons in a circuit
What is impedance? A.Opposition to alternating current
Like charges will B.Repel each other
, Any material that will readily B.A conductor
release electrons is called:
The symbol for current is: B. I
Electricity can produce: D. All the above
light
heat
magnetism
The safety ground conductor is B.Green
usually colored:
An electron has: B.A negative charge
Which of the following materials D.Silicon
would be best suited for use as a
semi-conductor?
Which of the following meters must A.Ohmmeter
use internal power to check a load
or circuit?
What would be the result if a 24 B.Only the control relay would operate
volt, 20 ohm contactor coil was
wired in series with a 24 volt, 200
ohm control relay?
Three defrost heaters, each 15 C. 2880
ohms, are wired in parallel to a 120
volt power supply. How many Watts
are consumed?