Wave OpticsHard
Question
A zone plate of focal length 60 cm, behaves as a convex lens, If wavelength of incident light is 6000
, then radius of first half period zone will be :
, then radius of first half period zone will be :Options
A.36 × 10-8 m
B.6 × 10-8 m
C.√6 × 10-8 m
D.6 × 10-4 m
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