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If 120 V are applied to 100 ohms of resistance, what current will flow? a. 12000 A b. 1.2 A c. 0.83 A

If 120 V are applied to 100 ohms of resistance, what current will flow? a. 12000 A b. 1.2 A c. 0.83 A
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4 votes
If 120 V are applied to 100 ohms of resistance, what current will flow?

a. 12000 A
b. 1.2 A
c. 0.83 A

User Icelean
by
8.1k points

1 Answer

6 votes
If the resistance is ohmic (follows Ohm's law of V=IR), then current should be
I = V/R, where I is current, V is voltage, and R is resistance.

Current in this case will be
I = (120V)/(100Ω)
I = 1.2A
User ASMUIRTI
by
7.3k points
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