IEC Electrical final exam study guide Questions With Complete Solutions an electrical grounding conductor is permitted to be what color - Correct Answers ✅Green which of the following types of current travel through a circuit breaker - Correct Answers ✅short circuit, ground fault, overload explanatory material is represented through the code using - Correct Answers ✅informational note opposition to current flow is - Correct Answers ✅resistance what is the voltage drop on a 120 volt circuit? the circuit uses 12 awg copper conductors and has a load of 20 Amps. there is a resitace of 100 feet from the panel to the load (use K=12) - Correct Answers ✅7.35 Volts a flush mounted well light is located in the corner of a sidewalk at a house. The side walk is 3 in thick and schedule 40 PVC will be installed for the power. this 20 amp, 120 v circuit is GFCI protected. in inches what is the min depth from top of conduit to top of sidewalk. - Correct Answers ✅6 inches horizontal runs of trade size 3 schedule 40 PVC must be supported at what ft intervals - Correct Answers ✅6 ft 1 / 2
IEC Electrical final exam study guide Questions With Complete Solutions the ampacity of a number 10 THHN/THWN copper wire in a conduit with 7 other current carrying conductors is how many amps - Correct Answers ✅28 AMP the rating of a branch circuit is determined by its - Correct Answers ✅over-current protective device (fuse or current breaker) find the minimum wire size to limit the voltage drop 5%. you will run 300 ft of type NM-B cable, to a 120 volt, 1/2 HP 8- amp load. - Correct Answers ✅10 a circuit installed in EMT between a 2 pole circuit breaker and a load. if the hots are touched together in a junction box somewhere in the pipe. run, this is what type of condition - Correct Answers ✅short circuit In a dwelling at least _____ ampere branch circuit must be provided for bathroom receptacles. - Correct Answers ✅20 A luminaire installed under a covered breeze way would have to be marked as suitable for a ________ location. - Correct Answers ✅damp
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