01- t K h e num, 11.85 A regular household system of a single-phase three- wire circuit allows the operation of both 120-V and 240-V, 60-Hz appliances. The household circuit is modeled as shown in Fig. 11.96. Calculate: (a) the currents I₁, I₂, and I, (b) the total complex power supplied (c) the overall power factor of the circuit 120 /0° V 120 /0° V -1 1₂ Figure 11.96 For Prob. 11.85. 10 Q2 10 Q2 15 mH www Lamp 30 92 Refrigerator Kitchen ramp

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unity.
combi-
1
djust
beak
ough
200
The
I annum,
11.85 A regular household system of a single-phase three-
wire circuit allows the operation of both 120-V and
240-V, 60-Hz appliances. The household circuit is
modeled as shown in Fig. 11.96. Calculate:
tariff if the revenue to the utility company is to
remain the same as for the two-part tariff.
(a) the currents I₁, I₂, and I,,
(b) the total complex power supplied
(c) the overall power factor of the circuit
120 /0° V
120/0° V
Figure 11.96
For Prob. 11.85.
10 22
10 Q2
15 mH
Lamp
30 Ω
Refrigerator
Kitchen ramp
Tools
Custom
Fill & Sign
31°C Mostly sunny ^x 4) ENG
2:47
31/5/2
Transcribed Image Text:unity. combi- 1 djust beak ough 200 The I annum, 11.85 A regular household system of a single-phase three- wire circuit allows the operation of both 120-V and 240-V, 60-Hz appliances. The household circuit is modeled as shown in Fig. 11.96. Calculate: tariff if the revenue to the utility company is to remain the same as for the two-part tariff. (a) the currents I₁, I₂, and I,, (b) the total complex power supplied (c) the overall power factor of the circuit 120 /0° V 120/0° V Figure 11.96 For Prob. 11.85. 10 22 10 Q2 15 mH Lamp 30 Ω Refrigerator Kitchen ramp Tools Custom Fill & Sign 31°C Mostly sunny ^x 4) ENG 2:47 31/5/2
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