Odpowiedź:
U1 = 230V
I1 = 2A
I2 = 1A
-----------------------
U2 ?
P1 = P2
U1*I1 = I1*U2 /:I2
U2 = (U1*I1)/I2
U2 = (230V*2A)/1A = 460VA/1A = 460V (ampery się skracają)
U2 = 460 V
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Odpowiedź:
U1 = 230V
I1 = 2A
I2 = 1A
-----------------------
U2 ?
P1 = P2
U1*I1 = I1*U2 /:I2
U2 = (U1*I1)/I2
U2 = (230V*2A)/1A = 460VA/1A = 460V (ampery się skracają)
U2 = 460 V