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CH $30$d

Problem $30\mathrm{.}25$

$2$ of $6$

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Introduction

The maximum allowable potential difference across a $250$ mHmH inductor is $390$ VV $.$ You need to raise the current through the inductor from $1\mathrm{.}1$ AA to $3\mathrm{.}4$ AA $.$

Part A

What is the minimum time you should allow for changing the current?

Express your answer with the appropriate units.

Activate to select the appropriates template from the following choices. Operate up and down arrow for selection and press enter to choose the input value typeActivate to select the appropriates symbol from the following choices. Operate up and down arrow for selection and press enter to choose the input value type

tmintmin $=$

nothingnothing

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