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Author Question: The speed of light in a material is 1.74 108 m/s. What is the index of refraction of this material? ... (Read 91 times)

Mr3Hunna

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on: Jul 28, 2018
The speed of light in a material is 1.74  108 m/s. What is the index of refraction of this material?
 a. 1.72
  b. 0.58
  c. 1.74
  d. 0.218

Question 2

If a rubidium surface is irradiated with blue light of wavelength 450.0 nm, what is the kinetic energy of the electrons emitted? (The work function for rubidium is  = 2.09 eV.)


tashiedavis420

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Reply #1 on: Jul 28, 2018
Answer to Question 1

a

Answer to Question 2

0.67 eV


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