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What is \[25.0\,\mathrm{mH}\] expressed in henries?

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Question

What is \[25.0\,\mathrm{mH}\] expressed in henries?

Options

  • \[25.0\times10^{-6}\,\mathrm{H}\]

  • \[25.0\,\mathrm{H}\]

  • \[25.0\times10^{-3}\,\mathrm{H}\]

  • \[25.0\times10^{3}\,\mathrm{H}\]

MCQ
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Solution

The prefix milli means \[10^{-3}\]. Thus, \[25.0\,\mathrm{mH}=25.0\times10^{-3}\,\mathrm{H}\].

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