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8 votes
What is the voltage across a 100 Ω resistor with a current of 4.5 amps?

User Greg Snow
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1 Answer

20 votes
20 votes

We can use the following equation to solve for V, voltage:

V = IR, where

I: current, and R: resistance

Let's plug in our known variables, current and resistance:

V = 4.5*100

Then solve for V:

V = 450V

User Mehul Bhalala
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2.9k points