Objects in image: Book
Text visible in image: ELECTRIC, WIRING, fail., burned-, THAT, THIRD, for, WIRE, By, Ralph, Treves, home, NEW, HOMES, wired, with, electrical, around, pole,, change, equippe, magnetic, halves, prong, simulate, motor, other, hand,, older, Recall, noted, possibility, appliances, change, other, principle, hazard, hazard, motor, causes, erates, these, motors, and, and, Older, motor, consists, group, motor, nding, grounded, called, commu, Current, ground, shoald, hrough, brushes, commuta, metal, around, detail, should, commutator, pogment, suitable
Question: how many wires are required for most appliances?
Answers: third, third, 3, 3, third, three, three, three, three , 3