Wave OpticsHard
Question
A circular disc is placed in front of a narrow source. The disc covers first half period zone when the point of observation is 1m away from disc. The intensity at this point is I. When the point of observation is 20cm from disc, the intensity will be :
Options
A.
I
B.
I
C.
I
D.
I
More Wave Optics Questions
Which of following is a true statement, if in Young′s experiment, separation between the slits is gradually increa...Monochromatic green light has wavelength 5 × 10-7 m. The separation between slits is 1 mm. The fringe width of inte...In Young′s double slit experiment using sodium light (λ = 5898), 92 fringes are seen. If given colour (λ...In the figure shown, a parallel of light is incident on the plane of the slits of Young′s double slit experiment. ...In Young′s double slit experiment when wavelength of 700 nm is used then fringe width of 0.7 mm is obtained. If wa...