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041

De impedantie van de schakeling is:

a   300 ohm
b   400 ohm
c   500 ohm
d   700 ohm

Xc = 1/ [2 x pi x f x C]   = 1/ [ 2 x 3.14 x (500/6.28) x 5^exp-6 = 400 Ohm

Z = Ѵ 300² +400² = 500 Ohm