A.\(i = \sqrt 2 co{\rm{s}}\left( {100\pi t - \frac{{2\pi }}{3}} \right)A\)
B.\(i = 2co{\rm{s}}\left( {100\pi t - \frac{{2\pi }}{3}} \right)A\)
C.\(i = 2co{\rm{s}}\left( {100\pi t + \frac{\pi }{3}} \right)A\)
D.\(i = \sqrt 2 co{\rm{s}}\left( {100\pi t + \frac{\pi }{3}} \right)A\)
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Hóa Học lớp 12
