Дано: R = R¹+R² x(R³+R⁴) : (R² + R ³ + R⁴)
R¹ = R ². 120+120x240:360 = 120+80
R¹ = 120. = 200
R² = 120 I² = U x (1-R¹ : R) : R²
__. 18 x (1-120:200) : 120 = 0.06
I ². A = 60 mA
Дано: R = R¹+R² x(R³+R⁴) : (R² + R ³ + R⁴)
R¹ = R ². 120+120x240:360 = 120+80
R¹ = 120. = 200
R² = 120 I² = U x (1-R¹ : R) : R²
__. 18 x (1-120:200) : 120 = 0.06
I ². A = 60 mA