Question #57329

1 Answer
Apr 11, 2017

I got #3m#

Explanation:

We know that frequency #f#, wavelength #lambda# and the speed of light are related as:
#c=lambdaf#
so with your data (although I would use #c=3xx10^8m/s#) we get:
#3xx10^8=100.5xx10^6lambda#
#lambda=(3xx10^8)/(100.5xx10^6)=2.98~~3m#