Lösungen Westermann

Seite 130/131
1) Xc = 1,45MOhm; Xc2 = 4,82kOhm; Xc3 = 3,81kOhm; Xc4 = 3,15kOhm; Xc5 = 1,36kOhm
2) Xc = 72,34kOhm; I = 0,829µA
6) Cg = 5,572µF; Xcg = 28,56Ohm; I12 = 17,53mA; I3= 94,5mA; Ig= 112mA
8) f = 3,39kHz
10) C1 = 42,4nF; C2 = 15,9nF; C3 = 7,96nF
11) C1 = 2652µF; C2 = 796µF; C3 = 398µF
12) C = 10,6µF

Seite 132/133
3) UR = 194V; I = 97µA; Z = 20,6 Ohm; Xc = 4,94kOhm; C = 0,322µF

Seite 134/135
1) Xc = 1,59kOhm; Z = 1,59kOhm
2) Zeigerbild der Ströme; I = 5mA; Phi = 53,1
3) Ig = 0,241mA; Xc = 33,9kOhm; Ic = 0,156mA; Z = 18,5kOhm; phi = 33
9) f = 70,7kHz
13) Xc = 530,5 Ohm; Z = 280,2 Ohm; S = 188,8VA; IR = 0,697A; Ic = 0,434A; P = 160,2W; Q = 99,8var

Seite 140/141
1) XL1 = 1,1kOhm; XL2 = 3,3kOhm
3) I = 0,151mA; XL = 56,2mH
4) XLges = 358Ohm
10) Lges = 959mH; XLges = 301Ohm
13) L = 2,29mH; f1 = 24,3kHz; f2 = 188kHz
15) a) 510kHz: XL = 2,563kOhm; Xc = 312Ohm; 1620kHz: XL = 8,143kOhm; Xc = 98,24 Ohm
b) 510kHz: XL = 560 Ohm; 1620KHz: XL 1,781kOhm

Seite 142/143
1) U = 9,4V; UR = 3,52V; UL = 8,69V;
2) R = 283 Ohm;
4) XL = 1,2kOHm; L = 191mH; phi = 49,7
8) Z = 209 Ohm; XL = 206 Ohm
11) U = 108V; S = 378VA; P = 298W; Q = 235var;

Seite 144/145
1) I = 1,44A; XL = 91,7 Ohm; L = 0,292H; Z = 76,4 Ohm; tan(phi) = 56,3
2) Zeigerbild Z = 588 Ohm; phi = 50; Rechnung: Z = 586 Ohm; phi = 50,4
3) U = 20V; R2 = 500 Ohm; XL = 302 Ohm; IL = 66,2mA; I = 111,7mA; Z = 179 Ohm; phi = 36,3