how much do you need to derate ampacity for 15 conductors in a raceway?\na) 60%\nb) 40%\nc) 30%\nd)…

how much do you need to derate ampacity for 15 conductors in a raceway?\na) 60%\nb) 40%\nc) 30%\nd) 50%\nquestion 8 (5 points)\nraul is wiring a country residence. he will have to run the wires 200 feet. if he is using 14 - gage copper, what will the voltage drop be when running a 1,265 w 115 v heater?\na) 8.91 v\nb) 15.04 v\nc) 10.22 v