3582284032

2

cos a -

U_ab² + Uj - Ute 2 U_abU_ca

25- [phone]

25^z +41² -34

= 0,0588 => a = 86,6'

£// + ^ubc² - ^uca² 25² + 41² - 34² cos J3 = —---— =-= 0,5609 => fi = 55,9

2 U_abU_bc

2-25-41

U_ab = 25e^j0°

U_bc =    = 4le~^jU4

U = 34e^m°~^a) = 34e^;93

ca

U_l    +    + <r£/_ca) = — (25 + e^jU0 -41ćT'¹²⁴ +e“-⁷'¹²⁰ -34e^;93) = 32,06- j6,1 = 32,63

3    3

^2 =    +    + ^„) = |(25 + e--'¹²⁰ -41^¹²⁴ +^¹²⁰ -34^⁹³) = -10,9 + y'3,25 = 11,3