What is the spacing (in um) between structures in a feather that acts as a reflection grating, giving that they produce the m=2-order maximum for 520-nm light at a 56° angle? Round your answer to 2 decimal places.
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What is the spacing (in um) between structures in a feather that acts as a reflection grating, giving that they produce the m=2-order maximum for 520-nm light at a 56° angle? Round your answer to 2 decimal places.
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- A beam of 650 nm light is directed upon two thin slits that are separated by a distance of 0.750 mm. At what angle in degrees does the 3rd order minima occur as measured relative to the principle axis? Only enter a number rounded to 3 decimal places.A Fresnel biprism placed midway between a point source and a screenis used to obtain fringes from the source placed 2 m from the screen. If the wavelength of light isλ0 = 500 nm and the refractive index of the glass is n=1.5, what is the angle of the prism if the separation between fringes is 0.5 mm?A thin layer of oil n =1.2 is on top of a substance with index of refraction n = 1.5. Normally incident 551nm light in air is incident on the oil and is not reflected at all. Determine the minimum nonzero thickness of the film (in nm). Check correct show all work
- .Vhat slit spacing is required to give a separation of 2 cm between the second and third order maxima for two slits if 1 = 550 nm and D = 1.50 m?In your laboratory, 540nm light falls on a pinhole 0.0038mm in diameter. Diffraction maxima are observed on a screen 5.0m away. Calculate the distance from the central maximum to the first interference maximum.Find the distance between two slits that produces the first minimum for 407-nm violet light at an angle of 47° Distance, d: 556.04 ☑ ит ! No, that's not the correct answer.
- 1. The limit to the eye's acuity is actually related to diffraction by the pupil. (a) What is the angle between two just-resolvable points of light for a 3.1 mm-diameter pupil, assuming an average wavelength of 570 nm? rads (b) Take your result to be the practical limit for the eye. What is the greatest possible distance a car can be from you if you can resolve its two headlights, given they are 0.8 m apart? r= km (c) What is the distance between two just-resolvable points held at an arm's length (1 m) from your eye? mm S=The limit to the eye's acuity is actually related to diffraction by the pupil. What is the angle between two just‑resolvable points of light for a 6.25 mm diameter pupil, assuming the average wavelength of 539 nm? angle between two points of light: ° Take the result to be the practical limit for the eye. What is the greatest possible distance a car can be from a person if he or she can resolve its two headlights, given they are 1.20 m apart? greatest distance at which headlights can be distinguished: m What is the distance between two just‑resolvable points held at an arm's length (0.750 m) from a person's eye? distance between two points 0.750 m from a person's eye:The limit to the eye's acuity is actually related to diffraction by the pupil. What is the angle between two just-resolvable points of light for a 2.75 mm diameter pupil, assuming the average wavelength of 539 nm? angle between two points of light: Take the result to be the practical limit for the eye. What is the greatest possible distance a car can be from a person if he or she can resolve its two headlights, given they are 1.40 m apart? greatest distance at which headlights can be distinguished: m What is the distance between two just-resolvable points held at an arm's length (0.900 m) from a person's eye? distance between two points 0.900 m from a person's eye: m