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ESCO ELECTRICAL CERTIFICATION ACTUAL 2026 QUESTIONS AND 100% CORRECT ANSWERS

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ESCO ELECTRICAL CERTIFICATION ACTUAL 2026 QUESTIONS AND 100% CORRECT ANSWERS

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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?

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