A light has a wavelength 6000Å. The energy of this light is

In Young,s double slit experimentm, 60 fringes are observed in the central view zone with light of wavelength 4000Å , The number of fringes that will be observed in the same view zone with the light of wavelength 6000Å , is

In Young,s double slit experimentm, 60 fringes are observed in the central view zone with light of wavelength 4000Å , The number of fringes that will be observed in the same view zone with the light of wavelength 6000Å , is

In a single slit diffraction pattern the angular width of a central maxima is 30^(@) . When the slit is illuminated by light of wavelength 6000Å . Then width of the slit will be approximately given as :

The refractive index of certain glass is 1.5 for light whose wavelength in vacuum is 6000Å . The wavelength of this light when it passes through glass is:

In Young's double slit experiment, we get 60 fringes in the field of view of monochromatic light of wavelength 4000Å . If we use monochromatic light of wavelength 6000Å , then the number of fringes obtained in the same field of view is

In Young's double slit experiment, we get 60 fringes in the field of view of monochromatic light of wavelength 4000Å . If we use monochromatic light of wavelength 6000Å , then the number of fringes obtained in the same field of view is

The refractive index of a certain glass is 1.5 for light whose wavelength in vacuum is 6000 Å. The wavelength of this light when it passes through glass is

Angular width of central maxima in the Fraunhofer diffraction pattern of a slit is measured. The slit is illuminated by light of wavelength 6000Å . When the slit is illuminated by light of another wavelength, the angular width decreases by 30%. The wavelength of this light will be