Wave Optics questions
833 published questions with worked solutions.
- In a biprism experiment, monochromatic light of wavelength ' ' is used. The distance between the two coherent sources 'd' is...
- A person is observing a bacteria through a compound microscope. For better analysis and to improve the resolving power he should
- The identical polaroids P_1, P_2 and P_3 are placed one after another. The pass axis of P_2 and P_3 are inclined at an angle 60^...
- A thin transparent plate of thickness 't' and refractive index ' ' is introduced in the path of one of the two interfering waves....
- In Young's double sit experiment, the slit separation is made 3 fold by keeping remaining setup same, the fringe width becomes
- The path difference between two interfering light waves meeting at a point on the screen is ( 87 2 ) . The band obtained at that...
- A diffraction pattern is obtained by making blue light incident on a narrow slit. If blue light is replaced by red light then
- A light wave of wavelength ' ' is incident on a slit of width 'd'. The resulting diffraction pattern is observed on a screen at a...
- The optical path difference between two identical light waves arriving at a point is 31.5 , where ' ' is the wavelength of light...
- Two lights rays having the same wavelength in vacuum are in phase initially. Then the first ray travels a path L_1 through a...
- A parallel monochromatic beam of light is incident normally on a narrow slit. A diffraction pattern is formed on a screen placed...
- In a diffraction pattern, light of wavelength 580 nm is incident normally on a slit of width 'a'. The distance between slit and...
- In Young's double slit experiment, for the n^ th dark fringe (n = 1, 2, 3, ....) the phase difference of the interfering waves in...
- In biprism experiment, the light of wavelength is used to obtain an interference pattern. Then fringe width is W_1 at distance...
- When the distance of separation between the slit and screen is doubled, the angular separation between fringes in single slit...
- On placing a thin film of mica of thickness 12 x 10^ -5 cm in the path of one of the interfering waves in Young's double slit...
- In Young's double slit experiment we get 15 fringes per cm on the screen using light of wavelength 5600 A . For the same setting...
- In Young's double slit experiment, the wavelength of light used is ' '. The intensity at a point is 'I' where path difference is...
- In Young's double slit experiment, the fringe width is 2 mm. The separation between the 13th bright fringe and the 4th dark...
- In a diffraction pattern due to single slit of width 'a', the first minimum is observed at an angle of 30^0 when the light of...
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