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921=!—I2%+460,=----------x260+40=1.2(A)tîy0.8A,Zy1.2A.5.ᨵïðAᐸñ2=10km,ò☢S=20mm2,ô⊤°ïᙠõñ20CḄᵯ/᳛y0.0175Q•mnf/m,,íðAᙠõñ30CḄᵯ/?qÐÑ(ïḄõñÈᦪy0.004/࠷)oᫀ:átïðAᙠ20CḄᵯ/?y1OX13/?=p-=O.O1750=8.75(Q)2,o0S20ᙠ30CïðAḄᵯ/?yø=&[1+a(&-£i)]=8.75[1+0.004(30-20)]=9.1()tᵯ/?y9.1
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95ᐸᨬᜧஹᨵᦔஹ/⚣᳛ஹ⚣᳛234/ᔜ6ᫀ:ᨬᜧ7=8ᨵᦔ/-^=0.707AV2/⚣᳛3=lOOOrad/s.co1000--==159Hz⚣᳛2/r2%34/9=30:ᨬᜧ1A,ᨵᦔ0.707A,/⚣᳛lOOOrad/s,⚣᳛159Hz,34/309.ᨵ"L⚣#$ᵯM=100sin(3£-42)V,Vᙠ£=0.004sXYᵯMḄZX6ᫀ:ᙠY=0.004sXZXᵯMu=lOOsin(cot-42°)=lOOsin(314x0.004-0.733)=52.3(V)ᵯMZX52.3V
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