I= U/R => U=I*R
0.5 кОм = 500 Ом
2 мА = 0.002 А
U= 0.002*500= 1 В
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I= U/R => U=I*R
0.5 кОм = 500 Ом
2 мА = 0.002 А
U= 0.002*500= 1 В