February 21, 2017

Homework Help: Physics

Posted by J on Monday, March 31, 2008 at 6:14pm.

Medical x rays are taken with electromagnetic waves having a wavelength around .1 nm. What are the frequency, period, and wave number of such waves?

ok I got the frequency as 3 * 10^18 Hz and the wave number as 6.3 *10^10 rad/m but I can't seem to remember how to get period.

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