main

prev        

Statement of a problem № 3999

        next    

A 1000 W laser beam is concentrated by a lens of a cross-sectional area of 10^(-5) cm2 . Find the corresponding (a) intensity and (b) the amplitude of the electric field.

Solution:
A 1000 W laser beam is concentrated by a lens of a cross-sectional area of 10^(-

New search. (Also 5349 free access solutions)