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Consider the three-wire system shown in Figure 7. In this system, load A consists of a motordrawing a current of 8 A, while loadB

Consider the three-wire system shown in Figure 7. In this system, load A consists of a motordrawing a current of 8 A, while loadB is a PCdrawing 2 A. Assuming 11 h/day of use for 365 daysand 7 cents/kWh, calculate the annual energy cost ofthe system. 110 V A 110 V Figure 7. Schematic diagram of a three-wire system B.

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