Answer
$E_0 = 6.0\times 10^5~V/m$
Work Step by Step
We can find the electric field amplitude:
$E_0 = c~B_0$
$E_0 = (3.0\times 10^8~m/s)(2.0\times 10^{-3}~T)$
$E_0 = 6.0\times 10^5~V/m$
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.