Answer
$f=1.33\times 10^3 Hz$
Work Step by Step
We know that;
$f=\frac1{{2\pi}\sqrt{LC}}$
We plug in the known values to obtain:
$f=\frac1{{2(3.1416)}\times 0.0036\times 4\times 10^{-6}}=1.33\times 10^3 Hz$
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.