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Sahay Sir > Question Answers > Cengage JEE Mains Physics by B.M Sharma > Chapter 27 - Wave Optics > In Young’s double-slit experiment, 30 fringes are obtained in the field of view of the observing telescope, when the wavelength of light used is 4000 A ˚ . If we use monochromatic light of wavelength 6000 A ˚ , the number of fringes obtained in the same field of view is:

In Young’s double-slit experiment, 30 fringes are obtained in the field of view of the observing telescope, when the wavelength of light used is 4000 A ˚ . If we use monochromatic light of wavelength 6000 A ˚ , the number of fringes obtained in the same field of view is:

30 fringes are obtained in the field of view of the observing telescope In Young's double slit experiment the number of fringes obtained in the same field of view is: when the wavelength of light used is 4000 A ˚ . If we use monochromatic light of wavelength 6000 A ˚