• 2022-06-09
    已知工频正弦电压有效值和初始值均为380[tex=0.643x1.0]SW0o8G0GHsmLXldwnq7xKg==[/tex],则该电压的瞬时值表达式为(    )
    未知类型:{'options': ['[tex=7.071x1.0]HdwR2arLCF+hUcSvQ8tVBhtPOWEtDVSh4w6LKgbDqjc=[/tex]', '[tex=10.143x1.357]Cc733IMCETcvDssSoLc97+5QB6uARbKxi0NgZKCuhOezhisoUKicxsPOMhqH0Is6oPTdZq7ZXLirNpact36IiQ==[/tex]', '[tex=10.143x1.357]4fZerrOsdbKtCqPAogsypY0IMQIeKWgm6hzb/yhV0K4qDC4yCPtUa0aj6xusNe3dVciasfd239EttaRinfxVDw==[/tex]'], 'type': 102}