Wave OpticsMedium
Question
If zone plate is used in place of convex lens then intensity
Options
A.increases
B.decrease
C.unchanged
D.can′t say anything
More Wave Optics Questions
Two beams of light having intensities I and 4I interfere to produce a fringe pattern on a screen. The phase difference b...The maximum number of possible interference maxima for slit-separation equal to twice the wavelength in Young′s do...for the wavelength of 5000, the principal focal length of the zone plate is 12cm. For a wavelength λ = 6000 its val...The radius of second half period zone of a wave front of wave length 7200 for a point of observation one metre from it, ...Doppler effect for light differs from that for sound in regards that :...