A certain type of laser emits light that has a frequency of 5.6 × 1014 Hz. The light, however, occurs as a series of short pulses, each lasting for a time of 4.9 × 10-11 s. (a) How many wavelengths are there in one pulse? (b) The light enters a pool of water. The frequency of the light remains the same, but the speed of the light slows down to 2.3 x 108 m/s. How many wavelengths are there now in one pulse?

Q: In Lanthanum flint glass, what is the wavelength of light  with a frequency of 128 MHz

A: Given data: Frequency (υ) = 128 MHz =128×106 Hz Speed of light (c) = 3×108 m/s Wavelength (λ) =?

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A: When light moves from one medium to another, such as air or a glass of water, a portion of the light…

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Q: A certain type of laser emits light that has a frequency of 6.0 x 104 Hz. The light, however, occurs…

A: Frequency , f = 6 x 1014 Hz time , t0 = 3.66 x 10-11 s To find = a) How many wavelengths are there…

Q: wave of amplitude 5 m has a frequency of 40 Hz and wavelength 31.4 m. The sine wave equation for…

A: General expression for wave y=Asinωt-kx Amplitude,A=5 m Angular frequency,ω=2πf=2π40 Hz=251.3 rads

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A: Unpolarise light mean it doesn’t have any confined plane of vibration.The plane of vibration is a…

Q: Light having a certain frequency, wavelength, and speed is traveling through empty space. If the…

A: Given data: Initial frequency = f New frequency fnew = 2f

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Q: When light passes from air into water, the frequency of the light remains the same. What happens to…

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Q: Diffraction, Wavelength and Slit Width Diffraction Occurs For All Waves Diffraction only occurs for…

A: Diffraction is the phenomenon of bending of waves when the wave passes around the edge of an object.…

Q: Light has wavelength 600 nm in a vacuum. It passes into glass, which has an index of refraction of…

A: Given:  Wavelength λ = 600 nm Index of refraction of glass n = 1.5 To find frequency of light…

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Q: A plate glass window (n = 1.5) has a thickness of 4 x 10-3 m. How long does it take light to pass…

A:

Q: A beam of light with an intensity of 40.0 W/m2 and polarization parallel to the y-axis is sent into…

A: Intensity=40w/m²

Q: Light of wavelength 710 nm in vacuum passes through a piece of quartz of refractive index of 1.458.…

A: Answer:- 2.06 × 108m/s , 487 nm Given  Wavelength of light in vacuum(λo) = 710nm  Refractive index…

Q: The spectrum of color seen reflected off of a CD is caused by...   a. Dispersion   b.…

A: The spectrum of color reflected from a Compact Disk ( CD) is due to the optical phenomenon known as…

Q: Which of the following colors of light has the highest amount of energy? A. Violet, wavelength 400…

A: Wavelength of violet color: λviolet = 400 nm = 400×10-9 mWavelength of red color: λred = 700 nm =…

Q: The wavelength of red helium-neon laser light in air is 632.8 nm. (a) What is its frequency?…

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Q: An engineer, investigating the behavior of radio waves, builds a box 7.20 m long. Inside the box at…

A: Given that: Length of box, l=7.20 m  Wavelength, Let minimum height required is h meter

Q: A nonpolarized light with an intensity of 3.0 W/m2 is incident on two polarizing filters whose…

A: Intensity of initial unpolarised light (Io) = 3 Wm2Angle between transmission axis of two polarisers…

Q: light wave with a wavelength of 480.43 nm has travelled a distance of 4.7 ?μm.  How many wavelengths…

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Q: The angle of incidence of a wave of a wave with angle of transmission 45 degree and the refractive…

A: Given value--- angle of transmission = 45 degree.  n1 = 2 . n2 = 1.3 . We have to find--- angle…

Q: Although the transmission of light, and electromagnetic radiation generally, is correctly described…

A: The true nature of light is correctly described by electromagnetic radiation theory or we can say by…

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Q: 2.31)I a.) At what depth is the intensity of the light half that of the intensity at the surface,…

A: a) We know that We have given that The intensity of light I through a lake at a depth of x meters…

Q: A bat's squeak takes 0.146 seconds to return after reflecting off a moth. How far away is the bat…

A: Given:Time taken by sound to travel up to moth and return to bat (T)= 0.146 s.Speed of sound in air…

Q: Consider a glass block that is 0.6 mm thick and has a refractive index of 1.55. How long will it…

A: thickness of glass block (t) = 0.6 mm refractive index of glass (n) =1.55

Q: The angle at which the wave must be transmitted in air media if the angle of reflection is 45 degree…

A: Laws of Reflection1.The incident ray, the reflected ray and the normal all lie in the same…

Q: Light is an example of what type of wave? a. Transverse wave b. Electromagnetic wave c. Heatwave d.…

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Q: You can hear the sound from a person talking on your right in both ears because (A) sound diffracts…

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Q: 16. Light has a frequency of 5.45  1014 hertz [Note: Hz is also s-1]. What is its wavelength? Use…

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Q: The red light of a He-Ne laser (most common laser) has a wavelength of about 633 nm. What is its…

A: formula

Q: The index of refraction of a certain type of glass is expressed by the relation: 4825 nm? n(1) =…

A: Given: The wavelength (λ) of the pulse is 400 nm. The index of refraction (n) for the glass is…

Q: Which of the following frequencies corresponds to light with the longest wavelength?

A: Wavelength and frequency are inversely proportional to each other. We know,…

Q: cos e Mg 4f²L (1.00 kg)(9.80 m/s²) cos 35.0° 4(60.0 Hz) (0.300 m) |1.86 g

A:

Q: What angle would the axis of a polarizing filter need to make with the direction of polarized light…

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Q: (a) A moving neutron has a wavelength of 5.29 x 10- m. What is its speed (in m/s)? m/s (b) A neutron…

A: (a) Given, Wavelength of neutron λ = 5.29×10-7m To find The velocity of the neutron, Use De…

Q: If the polypropylene has a refractive index of 1.5, what is the wavelength in a CD laser light whose…

A: The expression for refractive index in terms of wave length, n=wavelength in airwavelength in CD…

Q: Which of the following is TRUE regarding reflection and refraction? a. Reflection can be explained…

A: Reflection and refraction can be explained by both the nature of light. The wave-like nature of…

Q: A laser diode produces infrared light with a vacuum-measured wavelength of λ=1290[nm]. What is the…

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Q: When light passes from one medium to another, its frequency remains the same but its wavelength…

A: Here given the frequency remains same when light passes from one medium to another. But it's…

Q: 27. Which wavelength is not a possibility for a 1 m long pipe open at both ends? O A. 0.25 m B. 0.5…

A: length of pipe = 1 m Using formula for pipe open at both ends :λ = 2L/n where λ is the wavelength ,…

Q: The frequency of a light wave in air is 5.3×1014Hz . Is the frequency of this wave higher, lower, or…

A: As light go from one medium to other medius it's wavelength and velocity changes but it's frequency…

Q: A nonpolarized light with an intensity of 3.0 W/m2 is incident on two polarizing filters whose…

A: