Problem 9: The spacing of one set of crystal planes in NaCl (table salt) is d = 0.282 nm. A monochromatic beam of X-rays produces…
Find the polarizing angle for a glass of refractive index 1.55? Solution Given dataRefractive index of glass = n1 = 1.55 Refractive index of air…
Problem 5: When the movable mirror of a Michelson interferometer is moved in one direction, 400 fringes appear to pass through the field of view…
Problem 2: Monochromatic light of wavelength 589.2 nm is used to illuminate the narrow slits 1 mm apart. Find the position of the first dark…
Numerical Problems, Physical Optics This page consists of solved numerical problems of Physical Optics included in the First Year Physics course. S No Problem Problem…
Problem 8: An X-ray beam of wavelength 0.48 × 10-10 is used to get Brag reflection from a crystal at an angle of 20o for…
Problem 7: In a certain X-rays diffraction experiment the first order fringe is observed at an angle of 5o for a crystal plane spacing of…
Problem 6: Light is incident normally on a grating which has 250 lines/mm. Find the wavelength of the spectral line for which the deviation in…
Problem 5: A diffraction grating has 5000 lines per centimeter. At what angle does the second order spectrum of the sodium yellow light of wavelength…
Problem 4: A soap film has a refractive index of 1.40. How thick must the film be if it appears black when mercury light of…