Light with a frequency of 5.80 * 10^14 Hz travels in a block of glass that has an index of refraction of 1.52. What is the wavelength of the light (a) in vacuum and (b) in the glass?
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Light with a frequency of 5.80 * 10^14 Hz travels in a block of
glass that has an index of refraction of 1.52. What is the wavelength of
the light (a) in vacuum and (b) in the glass?
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- 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 1.62? nm (c) What is its speed in the glass? Mm/sA beam of initially unpolarized light of intensity 227 W/m^2 passes through a series of polarizing filters, each one's axis aligned at a 11.1-degree angle with respect to the previous filter s axis. The beam of light emerging from the final filter in the series has an intensity of 64.4 W/m^2. How many polarizing filters did the beam pass through? 24 16 8 32Problem 8: Unpolarized light of intensity I0 = 850 W/m2 is incident upon two polarizers. After passing through both polarizers the intensity is I2 = 220 W/m2. Part (a) What is the intensity of the light after it passes through the first polarizer in W/m2? Part (b) Write an equation for the angle between the polarizers in terms of the initial (I0) and final (I2) intensities. Part (c) Find the angle between the polarizers in degrees.
- A beam of initially unpolarized light of intensity 777 W/m^2 passes through a series of polarizing filters, each one s axis aligned at a 14.6-degree angle with respect to the previous filter s axis. The beam of light emerging from the final filter in the series has an intensity of 135.9 W/m^2. How many polarizing filters did the beam pass through? 9 34 26 17The 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 1.61? nm (c) What is its speed in the glass? Mm/sJimin applies a coating on a piece of glass to reduce its reflectivity when light with a frequency of 5.75 x 10¹4 Hz shines on it. If the material has an index of refraction of 1.375 and the glass has an index of refraction of 1.537, what is the minimum thickness the coating should have? (c = 3.00 x 108 m/s) 60.0 nm 145 nm 94.9 nm 65.2 nm
- A light wavelenght of 594 nm in vacuum passes through a piece of fused quartz of index of refraction n=1.458. a) Find the speed of light in the fused quartz b) What is the wavelength of this light in the fused quartz? c) What is the frequency of the light in the fused quartz?Unpolarized light passes through three polarizing filters. The first filter has its transmission axis parallel to the z direction, the second has its transmission axis at an angle of 30.0° from the z direction, and the third has its transmission axis at an angle of 60.0° from the z direction. If the light that emerges from the third filter has an intensity of 587.0 W/m², what is the original intensity of the light? (Assume both angles are measured in the same direction from the +z axis.) W/m2