In a double-slit arrangement, the slits are separated by a distance equal to 100 times the wavelength of the light passing through the slits. (a). What is the angular separation in radians between the central maximum and the an adjacent maximum? (b). What is the distance between these maxima on a screen 50.0 cm from the slits?
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- Consider a single slit being illuminated by light with wavelength λ. Part (a) What is the minimum width, w1min, expressed as a multiple of λ, for which the slit produces the first minimum? Part (b) What is its minimum width of the slit, w50,min, if it produces 50 minima? Again, express this in multiples of λ. Part (c) What if it produces 1000 minima?Light of a wavelength 544 nm illuminates two slits separated by 0.3 mm. At angle theta one would find the phase difference between the waves from two slits to be 2 radians. Find sin theta. State your answer in 10^-4 and round it to the nearest tenth.Light with wavelength å passes through a narrow slit of width w and is seen on a screen which is located at a distance D in front of the slit. The first minimum of the diffraction pattern is at distance d from the middle of the central maximum. Calculate the wavelength of light if D=2.5 m, d=1 mm and w = VAD. Give your answer in nanometers.
- Ex. 56: In a biprism experiment interference bands are abserved at a distance of 1 m from the slit. A convex lens is put between the slit and eyepiece gives two images of slit 0.7 cm apart, the lens being 70 cm from eyepiece. Calculate the width of 100 bands, if light of wavelength 5890 A is used.A diffraction grating with 350 lines/mm is 1.3 mm in front of a screen. What is the wavelength of light whose first-order maxima will be 16.4 cm from the central maximum on the screen?Find the angle in degrees between the first minima for the two sodium vapor lines, which have wavelengths of 589.1 and 589.6 nm, when they fall upon a single slit of width 2.90 µm. .01008912 O (b) What is the distance in mm between these minima if the diffraction pattern falls on a flat screen 2.00 m from the slit? .3448 X mm (c) Discuss the ease or difficulty of measuring such a distance. (Select all that apply.) ✔This distance is easily measured using a microscope. This distance is easily measured by the human eye. ✔This distance is easily measured using a magnifying glass.
- Light of wavelength 430 nm in water illuminates a glass (n = 1.5) wedge submerged in water (n = 1.33). If the distance between successive bright fringes is 6 mm... Find the change in thickness of the glass between these fringes: 215 nm; And the angle of the wedge radians.If the period of a diffraction grating is ?? = 1,000 ???? and the light beam with a wavelength of 500 nm is incident perpendicularly to the surface of the grating, at what angle do you expect to detect the first diffraction order?A laser has a wavelength of 644 nm. A grating and a lens are used to split the beam into three parallel beams spaced 1.85 cm apart. What is the maximal value of the slit spacing so that the grating produces three and only three beams? What is the minimal value of the slit spacing so that the grating produces three and only three beams? If the slit spacing is 1.00 μm, what focal length lens should be used?
- Physics written by hand.Fringes of equal thickness are observed in a thin glass wedge of refractive index 1.52. The fringe spacing is 1 mm and the wavelength of light is 5893 Å. Calculate the angle of wedge in seconds of an arc.In a double-slit arrangement the slits are separated by a distance equal to 85 times the wavelength of the light passing through the slits. (a) What is the angular separation between the central maximum and an adjacent maximum? (b) What is the distance between these maxima on a screen 69.2 cm from the slits? (a) Number Units (b) Number Units