HVAC Electrical Test Questions And Correct Answers |100% Verified |Guaranteed Success

Current flow is - Answer-the flow of electrons in the circuit impedance is - Answer-opposition to alternating current flow like charges - Answer-repel each other Any material that will readily release electrons is called - Answer-a conductor the symbol for current is - Answer-I Which of the following materials would best be suited for use as a semi-conductor - Answer-silicone the safety ground conductor is usually color coded - Answer-black (or bare or green & yellow stripe) An electron has - Answer-a negative charge resistance is - Answer-opposition to current flow How many watts of power are used by a heater operating at 460 volts and drawing 5 amps? - Answer-2300 watts What type of meter uses its own battery? - Answer-ohmmeter in electrical wiring a black colored wire usually indicates - Answer-the hot conductor Fuses are sized by - Answer-Volts & Amps Two 120 volt incandescent light bulbs are wired in series, one is a 60 watt bulb, the other is a 4 watt bulb. The result would be; - Answer-Both bulbs lightThree defrost heaters; each 15 ohms are wired in parallel to a 120 volt power supply. How many watts of power will be used? - Answer-2880 watts