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/s

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 1.49? nm (c) What is its speed in the glass? Mm/s

A red laser pointer might have a wavelength of 652 nm. What is the frequency of this light

A light wave has a frequency of 5.06 x 1014 cycles per second. ka) What is the wavelength? 10-7 m (b) According to the table below, what color would you observe? X (Click to select) ✓ Red Orange Yellow Green Blue Violet Color What is the energy of a gamma photon of frequency 2.32 × 1020 Hz? X -13 x 10 J What is the speed of light traveling through glass? Assume that the index of refraction of glass for the light used is 1.50. 108 m/s What is the energy of a photon of violet light with a frequency of 6.99 × 1014 Hz? X x 10- wavelength (in 107 m) 6.25-7.90 6.00-6.24 5.77-5.99 4.92-5.76 4.55-4.91 3.90-4.54 19 J What is the energy of a photon of violet light with a frequency of 7.45 × 1014 Hz? -19 x 10 J At a particular location and time, sunlight is measured on a 1.00 square meter solar collector with an intensity of 1153 W/m2. If the peak intensity of this sunlight has a wavelength of 5.60 x 10-7 m, how many photons are arriving each second? x 1021 Photon/s

The wavelength of red light from a helium-neon laser is 633 nm in air and 479 nm In a medium of index of refraction n. The speed v and the frequencyfof light in the given medium are: (Given: c = 3 x 10*8 m/s, and 1 nm = 10^-9 m) O v = 2.27 x 10°8 m/s;f=6.26 x 10*14 Hz O v = 2.64 x 10°8 m/s;f= 5.39 x 10*14 Hz O v = 245 x 10°8 m/s; f= 5.80 x 10*14 Hz O v= 227 x 10°8 m/s;f = 4.74x10^14 Hz O v=2.64 x 10*8 m/s; f = 4.74 x 10*14 Hz O v= 2.45 x 10*8 m/s;f = 4.74 x 10*14 Hz

The US Navy communicates with submerged submarines using frequency v= 76 Hertz radio waves. What is the wavelength knowing the seawater has a refractive index of n= 1.34?

Light is incident from vacuum to crown glass; the light's vacuum wavelength is 500 nm, so the refractive index is 1.52 for crown glass. If the light is incident at an angle of 25.0o, what is the angle of light with respect to the normal once its has entered the crown glass? Answer in degrees.

Light of intensity Io is polarized vertically and is incident on an analyzer rotated at an angle θ from the vertical. Find the angle θ if the transmitted light has intensity of I = Io/2.a. 0b. π/4c. π/2d. Cannot be determined

A bulb emits light ranging in wavelength from 1.04E-7 m to 6.04E-7 m. What is the minimum wave vector of the light (in rad/m)?

A laser used in LASIK eye surgery produces 55 pulses per second. The wavelength is 220.0 nm (in air), and each pulse lasts 10.0 ps. The average power emitted by the laser is 120.0 mW and the beam diameter is 0.800 mm.   How many wavelengths fit in one pulse?