main

prev        

Statement of a problem № 3926

        next    

A laser beam has a cross-sectional area of 4.0 mm2 and a power of 1.2 mW. Find (a) intensity I, (b) E0 , (c) B0 .

Solution:
A laser beam has a cross-sectional area of 4.0 mm2 and a power of 1.2 mW. Find (

New search. (Also 5349 free access solutions)