Camera Flash

When a camera uses a flash, a fully-charged capacitor discharges through an inductor.

Question Text

In what time must the \({{ params_I }}\rm\ A\) current through a \({{ params_L }}\rm\ mH\) inductor be switched on or off to induce a \({{ params_V }}\rm\ V\) emf?

Answer Section

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pl-answer-panel

\(t =\) \(\rm\ s\).

Attribution

Problem is from the OpenStax University Physics Volume 2 textbook, licensed under the CC-BY 4.0 license.