How shall a diffraction pattern change when white light is used inste – McqOptions

MCQOPTIONS

1.	How shall a diffraction pattern change when white light is used instead of a monochromatic light?
A.	The pattern will no longer be visible
B.	The shape of the pattern will change from hyperbolic to circular
C.	The colored pattern will be observed with a white bright fringe at the center
D.	The bright and dark fringes will change position
Answer» D. The bright and dark fringes will change position

Discussion

No Comment Found

Related MCQs

By observing the diffraction patter, the two images are said to be just resolved when ________
A screen is placed 2m away from the lens to obtain the diffraction pattern in the focal plane of the lens in a single slit diffraction experiment. What will be the slit width if the first minimum lies 5 mm on either side of the central maximum when plane light waves of wavelength 4000 Å are incident on the slit?
A diffraction pattern is obtained with a straight edge using light of wavelength 5500 Å. The separation between the edge and the source is 15 cm while that between the edge and the eyepiece is 3 m. What is the position of the first maximum?
What will be the angular separation of the first order fringe from the central maximum, when a light of wavelength 500 nm is diffracted at a slit of width 0.5 mm?
Sound waves cannot be diffracted.
If the Fresnel’s distance is a, then what should be the distance of the screen from the slit, d, such that ray optics is no longer valid?
How shall a diffraction pattern change when white light is used instead of a monochromatic light?
What changes are observed in a diffraction pattern if the whole apparatus is immersed in water?