Esco Electrical Test Questions with Complete Solutions (Latest 2025) What is current flow? - Correct Answers ✅D.The flow of electrons in a circuit What is impedance? - Correct Answers ✅A.Opposition to alternating current Like charges will - Correct Answers ✅B.Repel each other
Any material that will readily release electrons is called: -
Correct Answers ✅B.A conductor
The symbol for current is: - Correct Answers ✅B. I
Electricity can produce: - Correct Answers ✅D. All the
above light heat magnetism
The safety ground conductor is usually colored: - Correct
Answers ✅B.Green An electron has: - Correct Answers ✅B.A negative charge 1 / 2
Esco Electrical Test Questions with Complete Solutions (Latest 2025) Which of the following materials would be best suited for use as a semi-conductor? - Correct Answers ✅D.Silicon Which of the following meters must use internal power to check a load or circuit? - Correct Answers ✅A.Ohmmeter What would be the result if a 24 volt, 20 ohm contactor coil was wired in series with a 24 volt, 200 ohm control relay? - Correct Answers ✅B.Only the control relay would operate Three defrost heaters, each 15 ohms, are wired in parallel to a 120 volt power supply. How many Watts are consumed? - Correct Answers ✅C. 2880 When testing a capacitor with an analog or digital ohmmeter,
the meter should: - Correct Answers ✅B.Measure low
resistance then return to a high reading How much resistance must be placed in a 120 volt circuit to limit the current to 2 amps? - Correct Answers ✅A.60 ohms What is resistance? - Correct Answers ✅A.Opposition to electron flow
In electrical wiring, a black colored wire indicates: - Correct
Answers ✅A. A hot conductor
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