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V = 250√2 sin 100t
V = Vm sin wt
diperoleh
Vm = 250√2 V
w = 100 rad/s
Reaktansi induktif
XL = w L
XL = 100 • 0,5
XL = 50 ohm
Reaktansi kapasitif
XC = 1 / (w C)
XC = 1 / (100 • 50×10^-6)
XC = 200 ohm
Impedansi
Z = √(R² + (XL - XC)²)
Z = √(200² + (50 - 200)²
Z = 250 ohm
(15, 20, 25 kelipatan tripel Pythagoras dari 3,4,5)
Kuat arus maksimum
Vm = im Z
250√2 = im • 250
im = √2 A
Kuat arus efektif
ief = im / √2
ief = √2 / √2
ief = 1 A ← jwb