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    14.素養(4)
1 某一電阻為1kΩ,額定功率為0.2W,則其所能承受的最大額定電流為下列何者?2 = 1.414) 100 統測
A 1.414mA
B 2.828mA
C 14.14mA
D 28.28mA

I2=PR=0.21k=2×10-4

I=2×10-2

=14.14mA