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Physics, 22.01.2021 14:00 jahnoibenjamin

A zone plate is found to give series of images of a point source on its axis. If the strongest and the second strongest images are at distances of 0.30m and 0.06 m respectively from the zone plate (both from the same side remote from the source), calculate the distance of the source from the zone plate, principal focal length and the radius of the second zone. Assume λ = 6 x 10-7m. 

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A zone plate is found to give series of images of a point source on its axis. If the strongest and t...
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