V = Vm. sin ω.t
V = Vm. sin 2πft
0,5 Vm = Vm sin 2πft
sin 2πft = 0,5
sin 2πft = sin π/6
2πft = π/6
f = 1/(12.t)
f = 1/(12. 1/720)
f = 720/12 = 60 Hz
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V = Vm. sin ω.t
V = Vm. sin 2πft
0,5 Vm = Vm sin 2πft
sin 2πft = 0,5
sin 2πft = sin π/6
2πft = π/6
f = 1/(12.t)
f = 1/(12. 1/720)
f = 720/12 = 60 Hz