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- What is the frequency of a light ray of wavelength 6.50 x 10^9m?If a beam of light has a frequency of 5.04 E 14, what is its wavelength? a 3.00 E −8 m b 5.95 E 7 m c 6.70 E 7 m d 1.15 E 6 mThe speed of a light wave in a certain transparent material is 0.5790.579 times its speed in vacuum, which is 3.00×108 m/s3.00×108 m/s. When yellow light with a frequency of 5.23×1014 Hz5.23×1014 Hz passes through this material, what is its wavelength ?� in nanometers?
- An electromagnetic wave of frequency 7.7×10¹3 Hz falls on a medium of refractive index 4.9. The speed of E-M waves in vacuum is 3×108 m/s. = The wavelength of the E-M wave in vacuum, λo The speed of the E-M wave in the medium, v = 3.8961038 x Unit nm 61224489.✔ Unit m/s The wavelength of the E-M wave in the medium, λ = If the incident wave falls from air and the angle of incidence is 44°, what is the angle of refraction? The angle of refraction, 0₁ = Unit degree Unit nmThe wavelength of light is 5000 A. Find the wave number. (a) 0 5x 10 (b) 3x 10° (c) 2x10 (d) 1x 10°What is the speed of light traveling from air to a medium of refractive index n=1.5? (Speed of light in vacuum is 3.0 × 108 m/s) O 3.0 x 108 m/s. O 1.5 x 108 m/s. O 2.0 × 108 m/s. O 0.67 x 108 m/s. O 0.75 x 108 m/s.
- Light with a wavelength of 571 nm is in the visible part of the electromagnetic spectrum. What is the numerical value of the exponent p if 571 nm = 571 x 10² cm? p= Report your numerical answer below, assuming three significant figures.The velocity of light in glass is 2 × 10' m/s. If refractive index of glass with respect to water is 9/8, then the velocity of light in water is (a) 1.6 x 10° m/s (b) 1.33 x 10° m/s (c) 3 x 10° m/s (d) 2.25 x 10° m/secAn electromagnetic wave with a frequency of 4.72 x 1014 Hz has a speed of 1.71 x 108 m/s when it travels through a medium. What is the index of refraction of that medium?
- In a dentist's office, an X-ray of a tooth is taken using X-rays. What is the frequency in a vacuum if the wavelength is 4.76x10^-11 meters?What is the wavelength of light if its frequency is 1.4 x 104 Hz? Assume the light is traveling through a vacuum.(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 moves with a speed of 8.30 x 10° m/s. What is its wavelength (in m)? m