• 2022-06-07
    已知流过某负载电流i2=2.82sin(314t-Π/4)A,端电压为u=311sin(314t-Π/4)V,则该负载的阻抗值应为:
    A: 55Ω
    B: 110Ω
    C: 55√2Ω
    D: 55√3Ω