Solve the Problem $\mathrm { I } = \mathrm { V } / \mathrm { R }$

question 318

Multiple Choice

Solve the problem.
-The current in a simple electrical circuit is given by $\mathrm { I } = \mathrm { V } / \mathrm { R }$ , where $\mathrm { I }$ is the current in amperes, $\mathrm { V }$ is the voltage in volts, and $\mathrm { R }$ is the resistance in ohms. When $\mathrm { V } = 12$ volts, what is a $12 \Omega$ resistor's tolerance for the current to be within $1 \pm 0.01$ amp?

• A) \(0.01 \%\)
• B) \(10 \%\)
• C) \(1 \%\)
• D) \(0.1 \%\)

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