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Vragenboek Novice Licence
001
Het spanningsverschil tussen P en Q is:
a 2 V
b 4 V
c 0 V
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U/R1 = I1 = 10/100 = 0.1 = 100 mA
U/R2 = I2 = 10/50 = 0.2 = 200 mA
U over 60 ohm is 0.1 x 60 = 6V
P = 10 - 6 = 4V
U over 20 ohm is 0.2 x 20 = 4V
Q = 10 - 4 = 6 V
Upq = Up - Uq = 64 - 6 = - 2V
