A He-Ne laser, which produces light of wavelength 632.8 nm, is used to calibrate a...
Homework Answers
nλ = d sinθ
1*632.8 = d sin(20.5°)
d =1.80692 μm
hence 2nd option is correct
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A He-Ne laser, which produces light of wavelength 632.8 nm, is used to calibrate a...
A helium-neon laser (λ = 632.8 nm) is used to calibrate a diffraction grating. If the...
A helium-neon laser (λ = 632.8 nm) is used to calibrate a diffraction grating. If the first-order maximum occurs at 20.6°, what is the spacing between adjacent grooves in the grating? (In this problem, assume that the light is incident normally on the grating.)
Red laser light from a He-Ne laser (λ = 632.8 nm) creates a second-order fringe at...
Red laser light from a He-Ne laser (λ = 632.8 nm) creates a second-order fringe at 53.2° after passing through the grating. What is the wavelength λ of light that creates a first-order fringe at 18.8°?
7. The wavelength of a laser beam used in a compact disc player is 790 nm....
7. The wavelength of a laser beam used in a compact disc player is 790 nm. Suppose that a diffraction grating produces first-order tracking beams which are 1.2 mm apart at a distance of 3.0 mm from the grating. Estimate the spacing between the slits of the grating. (2.0 x 10-6 m)
When laser light of wavelength 632.8 nm passes through a diffraction grating, the first bright spots occur at ± 17.0 ∘ from the central maximum. How many additional pairs of bright spots are there bey...
When laser light of wavelength 632.8 nm passes through a diffraction grating, the first bright spots occur at ± 17.0 ∘ from the central maximum. How many additional pairs of bright spots are there beyond the first bright spots? A converging lens 6.90 cm in diameter has a focal length of 310 mm If the resolution is diffraction limited, how far away can an object be if points on it transversely 4.00 mm apart are to be resolved (according to...
In a diffraction experiment, light of 600.nm wavelength produces a first-order maximum 0.350 mm from the...
In a diffraction experiment, light of 600.nm wavelength produces a first-order maximum 0.350 mm from the central maximum on a distant screen. A second monochromatic source produces a third-order maximum 0.870 mm from the central maximum when it passes through the same diffraction grating. What is the wavelength of the light from the second source?
If a diffraction grating produces a third-order bright spot for red light of wavelength 700 nm, at 65° from the central maximum at what angle will the second order bright spot be for violet light...
If a diffraction grating produces a third-order bright spot for red light of wavelength 700 nm, at 65° from the central maximum at what angle will the second order bright spot be for violet light of wavelength 400 nm? How many lines per mm on this grating?
If a diffraction grating produces a third-order bright spot for red light of wavelength 700 nm, at 65° from the central maximum at what angle will the second order bright spot be for...
(b)Monochromatic light from a helium-neon laser of λ = 632.8 nm is incident on a diffraction...
(b)Monochromatic light from a helium-neon laser of λ = 632.8 nm is incident on a diffraction grating containing 6000 lines/cm.(i)Analyse the number of bright fringes that can be observed.(2 marks)(ii)Calculate the angle for each bright fringe that occur.
The light emitted by a helium-neon laser has a wavelength of 632.8 nm in air. As...
The light emitted by a helium-neon laser has a wavelength of 632.8 nm in air. As the light travels from air into sodium chloride, find the following. (a) speed in sodium chloride (b) wavelength in sodium chloride (c) frequency
A helium-neon laser emits light that has a wavelength of 632.8 nm. The circular aperture through...
A helium-neon laser emits light that has a wavelength of 632.8 nm. The circular aperture through which the beam emerges has a diameter of 0.200 cm. Estimate the diameter of the beam 14.0 km from the laser. m
The wavelength of red helium-neon laser light in air is 632.8 nm. (a) What is its...
The wavelength of red helium-neon laser light in air is 632.8 nm. (a) What is its frequency? Hz (b) What is its wavelength in glass that has an index of refraction of 1.48? nm (c) What is its speed in the glass? Mm/s
7. The wavelength of a laser beam used in a compact disc player is 790 nm. Suppose that a diffraction grating produces first-order tracking beams which are 1.2 mm apart at a distance of 3.0 mm from the grating. Estimate the spacing between the slits of the grating. (2.0 x 10-6 m)
If a diffraction grating produces a third-order bright spot for red light of wavelength 700 nm, at 65° from the central maximum at what angle will the second order bright spot be for violet light of wavelength 400 nm? How many lines per mm on this grating?
If a diffraction grating produces a third-order bright spot for red light of wavelength 700 nm, at 65° from the central maximum at what angle will the second order bright spot be for...
A helium-neon laser emits light that has a wavelength of 632.8 nm. The circular aperture through which the beam emerges has a diameter of 0.200 cm. Estimate the diameter of the beam 14.0 km from the laser. m
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