optics 5

calculate the radii of frensel zones of a plane wave for a point b removed from the wave front by a distance of b>>λ, where λ is the wavelength of the source.

3 Answers

39
Dr.House ·

THE REQUIRED RADII OF THE ZONES ARE

rk=lim(a→∞) (abkλ/a+b)1/2

=bkλ

correct me if i am wrong

39
Dr.House ·

hey i am right in this na...............

24
eureka123 ·

why are u all studying this stuff??????????????[12][12]
This isnt in JEE..................so dont go fo it............except if u are in 10th classs or below.....[1]

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