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20$ UEriM ClEPEMEHHOrO TOKA

11—53. Tpexi|)a3uaji ucnb paGoTa/ia u cuMMeTpumioM pcwHMe. Harpy3Ka cocAiuieiia 3ne3A0ii ÓC3 nyjicBoro npoBOAa. riocac ko* poTKoro 3aMbiKami}i cJ>a3M A naripaweimn U_a h U_c:

1. OcT3HyTC5I HC1I3MCHIIUMH. 2. YBCJIHMATCfl B    P^a3-

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3. yMCHbuiaTCfl u -g- P^a3* 4. yMeubinaTCJi n Aoa paaa.

5. yDCAuwaTcn u 1^3 pn3.

II—54*. npiiCMHHK c conpoTito.qeiiHMMii r=xi.=x_c^r=*220M noA' kjhomcji k Tpcx(pa3iiofi ceTii c ciiMMcrpji«niofi cucTeMoA jiiiiiciini>ix naapjiłKciiHH (7^ = 220 3.

OnpeACAHTb noKa3nniiA aMiicpMtvrpoB.

1.    7,= 19,3 A; 7₂= 19,3 A;

I₃= 10 A.

2.    /t— 14,1 A; /j— 14,1 A;

/₃-0.

3.    /i = 20A; /₂=20 A; /₃=10 A.

4.    I\.= 17,3 A; 7₂= 17,3 A; 73—17,3 A.

*

5.    7t=l0A; 7₂= 19,3A;

/₂= 19,3 A.

11—55*. npiieMiniK miTacTCB ot ceru c chmmctph»ihoh chctcmoh JuiHoiiithix iianpn>KomcH. Toku b <}in3ax Tpcyro/ihiniKa paBiiu 5 A. OnpeACAiiTb tokjj n jiHnofiin»ix npouoAax.

1.    7_A = 7,1 A; 7/i — 0; 7_c = 7,t A.

2.    /a —8,7 A; 7/j—8,7 A; 7_C = 8,7A.

3.    U = 9,7 A; 7/j = 5 A; 7* = 9,7 A.

4.    7a= 10A; 7//=0; 7_C=10A.

5.    7a=9,7A; 7,,=9,7 A; 7_C = 0.

11—56*. Toku ii <l>a3ax npncMiniKa paBHhi 2 A. Chctcmb Jiimeft-fIL4X Tpcx4)a31lbix H3npM>KCIIHH CIlMMGTpilMHaB.

OlipCACAllTb TOKU B JIItHefflIUX npouoAax.

1.    7a—2A; 7,1=3,88 A; 7_C = 3,88A.

2.    7a=0; In —2,32 A; 7_C = 2,82A.

3.    7a = 3,4G A; 7_n = 3,4GA; 7_C = 3,46A

4.    7a = 4A; 7/i=4 A; 7_C = 4 A.

5.    7a—3,88A; /« = 3,88A; 7_C = 2A:

11—57*. K TpCX(J)a31IOH CCTH C CIIMMCTpHHHOH CHCTCMOH JIIUICH-hlix HanpsoKeiiHu U_n — 220 B noAKaioMena iiarpyaica r—10 Om.

OnpcACiiHTb noKa3aiiHn aMncpMCTpoD.

1.    7,= 22 A; 7₂=22 A;

7,= 38,6 A.

2.    7, —15,7 A; /₂= 15.7 A; 7,-22,2 A.

3.    7,-22 A; 7₂=22A;

. 7,= 11,4 A.

4.    7, = 22 A; 7₂=I5,7A; 7,=30,7 A.

5.    7,-22 A; 7₂=22A; 7,=44 A.

11—58*. K TpcX({)a3J!OH COTH C CHMMCTpHHIIOH CHCTCMOH JlKHCli-iibix nanpHwemiH C/*—380B noAK-nio^ieiia narpyaKa r—Xc = 19 0m. Onpc^eaHTb noKa3a»HJi aMncpMCTpoD.

1.    7,-22 A; 7₂—20 A; 7,-34 A.

2.    7,= 11,GA; 7₂— 11,6A; 7,-20 A.

3.    7, = 19,8 A; 7₂-l9,8A; 7,=34,2 A.

4.    7,-20 A; 7₂=20A; 7,—38,6 A.

5.    7,=20 A; 7₂=20A;

• 7,=40 A.

II 59*. K TpcX(|)a3H0H CCTH C CHMMCTpiHIHOH CHCTCMOH JlHHeft* hlix HanpjnKeHHH £7* —200 B noAK.iiO‘icna H.arpyoica r—.Vł= 10 Om. OnpeAOjtHTb noKa3annn aMncpMCTpoD.

1.    7, = 20 A; 7₂ —20 A;

7₀ = 34 A.

2.    7,= II,GA; 7₂= 11,6A; 7,-20 A.

3.    7,-11,6 A; 7₂= 11,6 A; 7,-23,2 A.

4.    7, = 20 A; 7₂=20A;

'    7, = 28.8 A.

5.    7,-20 A; 7₂=20 A;