If a beam of X-rays is scattered from protons instead of ...

[BrownTown3]

If a beam of X-rays is scattered from protons instead of electrons, the change in the wavelength of this X-ray beam for a given angle of scattering decreases.
 
  Indicate whether the statement is true or false

Question 2

A ray of light, which is traveling in a vacuum, is incident on a glass plate (n = ng). For increasing angles of incidence, the angle of refraction
 
  A) increases, approaching the limiting value of 90.
  B) decreases, approaching the limiting value of zero degrees.
  C) increases, approaching the limiting value of sin-1 (1/ng) degrees.
  D) increases, approaching the limiting value of sin-1 (ng) degrees.

[brittanywood]

Answer to Question 1

TRUE

Answer to Question 2

C