Сдвиг фазы
tgφ=ωL/(R+Rl)=Xl/(R+Rl)
tgφ=tg45=1
R=Xl-Rl=8-2=6 Ом
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Сдвиг фазы
tgφ=ωL/(R+Rl)=Xl/(R+Rl)
tgφ=tg45=1
R=Xl-Rl=8-2=6 Ом
================