Esco Electrical Test Questions & 100% Verified Answers | Latest Update | Already Graded A+

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 release electrons is called: : B.A conductor The symbol for current is: : B. I Electricity can produce: : D. All the above light 2 | P a g e heat magnetism The safety ground conductor is usually colored: : B.Green An electron has: : B.A negative charge Which of the following materials would be best suited for use as a semi-conductor? : D.Silicon Which of the following meters must use internal power to check a load or circuit? : 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? : 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? : C. 288